OT-2026-000070771
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000070771) never changes.
Identity and time
| Publication number | OT-2026-000070771 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-76d0-a206-3c4c83f03476 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070771 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9121114132057eefbebfd75f482a6fefcbd8f49b49ba107b37ded2906c56e5c3 |
|---|---|
| Markdown | 4a3ef6c96ef6e3ecb8190616a223ef6914a3756b205c295e36c7019383b433d3 |
| Publication page | f10cd450cadabd017d05fe56d902a46d0bc9ae4c81c6536bf0fbfb7d8b5ebabe |
| Manifest | a2f49dfc722ae473af3438fa4ace1aa3b49602c12bb1f38a62939ac35a386b72 |
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 | N4Ok2ZZWE+bOyOef5tHSf5d8RiQDz1cfHPhBZ48xqVVQ1IY3B4VV4VU0jj5xdFXl1yfpBbzqDDx+hjpjmT+3Aw== |
| 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... |
|---|
Independent retrieval
| 2026-10-14T16:42:19.881002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771observed f10cd450cadabd017d05fe56d902a46d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T16:42:19.827640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/manifest.jsonobserved a2f49dfc722ae473af3438fa4ace1aa3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T16:42:19.767232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/publication.mdobserved 4a3ef6c96ef6e3ecb8190616a223ef69...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T16:42:19.579854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/publication.txtobserved 9121114132057eefbebfd75f482a6fef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:29.113556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771observed f10cd450cadabd017d05fe56d902a46d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:29.022692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/manifest.jsonobserved a2f49dfc722ae473af3438fa4ace1aa3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:28.946861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/publication.mdobserved 4a3ef6c96ef6e3ecb8190616a223ef69...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:28.853430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070771/publication.txtobserved 9121114132057eefbebfd75f482a6fef...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 |
|---|