OT-2026-000076357
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000076357) never changes.
Identity and time
| Publication number | OT-2026-000076357 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a70-7f5d-87fa-e9fcddc9372b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076357 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e30684cb20372c969f558c0c2753ba3a803f5a7644541658ebde3935f9ff690 |
|---|---|
| Markdown | 01a26fdd1b8f67fa441bf18931abb54eca59e321400e15bab38fa68b6fcacc33 |
| Publication page | f9be93ea9837cced373bbb3b8f3293680acebd3f11e4b71b2602610452acf73e |
| Manifest | 8971cfe643ff90586808a889c9be1be30f3e59b6acdc435b8275f53cae42a797 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 9sCcQ+o3+BeGcKSPo4erXH/YGEcVL3TPFFH9WkiGppnfELpCPXHAsTKs+GeVUac6ZcEBoBADLhxsjocRWfnXCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-10-31T20:41:36.196624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357observed f9be93ea9837cced373bbb3b8f329368...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T20:41:36.095753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/manifest.jsonobserved 8971cfe643ff90586808a889c9be1be3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T20:41:36.048303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/publication.mdobserved 01a26fdd1b8f67fa441bf18931abb54e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T20:41:35.982668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/publication.txtobserved 4e30684cb20372c969f558c0c2753ba3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:42:08.024048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357observed f9be93ea9837cced373bbb3b8f329368...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:42:07.895102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/manifest.jsonobserved 8971cfe643ff90586808a889c9be1be3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:42:07.747164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/publication.mdobserved 01a26fdd1b8f67fa441bf18931abb54e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T08:42:07.604073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076357/publication.txtobserved 4e30684cb20372c969f558c0c2753ba3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
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A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
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