OT-2026-000077674
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000077674) never changes.
Identity and time
| Publication number | OT-2026-000077674 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-725e-bf9c-d2a961d4cbe3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077674 |
| Status | PUBLIC |
Content hashes
| Canonical text | bef5fc061e7b7da1961f85481a0b85c3afafcd1065b378447995985c41c1873e |
|---|---|
| Markdown | a337c515a31652177f8d87ef135713fc3ea2f5c1481e116fd61aedb61733a205 |
| Publication page | 7c03a59b280d0b6bb1f3a99530290de8d5371810b1d8ab6b9914200c71c7c388 |
| Manifest | 76cc5f1c2efa66871673e05b2f80c658bc999403378e553ff6d325cdf68a1253 |
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 | exGIuUb2+Rnpcx4WZLahEROl+eP6VfX9UtfBv+X5YGaBZOLvWdPQLM4Wz13xgehCcCZ3tzhod6Y2mPaWWBymCA== |
| 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
| 2026-09-17T10:07:14.674083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077674observed 7c03a59b280d0b6bb1f3a99530290de8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:14.657517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077674/manifest.jsonobserved 76cc5f1c2efa66871673e05b2f80c658...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:14.640658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077674/publication.mdobserved a337c515a31652177f8d87ef135713fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:14.624073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077674/publication.txtobserved bef5fc061e7b7da1961f85481a0b85c3...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|