OT-2026-000013873
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down
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-2026-000013873) never changes.
Identity and time
| Publication number | OT-2026-000013873 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-75b5-bb8a-f665dcba1722 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013873 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb227fb48f0aac62ed19f83d7b8dc35247e4f77fd5d869402c57085501fd6e9c |
|---|---|
| Markdown | 388669631f8c94c24534fc60ab0237986c5fdcc42a09b2f77371682d4ad84f9d |
| Publication page | b7af1a458a34c30f9715984b6d3c760918a699832892832b3b52a1a7c3650b30 |
| Manifest | fece1324eb8941249dcc3ae6822143d58b8ae03a3e1ada42ce7f70dbc2c0319e |
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 | 70C6TbL9XRpnCgFBI91O30kUq8dPtP7SLKT0g0aLnSbGY9fpM21TBuzxstS4EysNAEP2GmUsj6uIP+PY9rOJAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
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Independent retrieval
| 2026-10-26T16:41:02.797963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873observed b7af1a458a34c30f9715984b6d3c7609...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T16:41:02.742954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/manifest.jsonobserved fece1324eb8941249dcc3ae6822143d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T16:41:02.669111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/publication.mdobserved 388669631f8c94c24534fc60ab023798...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T16:41:02.528466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/publication.txtobserved fb227fb48f0aac62ed19f83d7b8dc352...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T20:41:46.498045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873observed b7af1a458a34c30f9715984b6d3c7609...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T20:41:46.438287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/manifest.jsonobserved fece1324eb8941249dcc3ae6822143d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T20:41:46.376397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/publication.mdobserved 388669631f8c94c24534fc60ab023798...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T20:41:46.307473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013873/publication.txtobserved fb227fb48f0aac62ed19f83d7b8dc352...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. |
|---|
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 |
|---|