OT-2026-000057921
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000057921) never changes.
Identity and time
| Publication number | OT-2026-000057921 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7d08-9d62-cd18ea9cb861 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057921 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8c66755780da8e658ce54d84097d64ce6511d05995b0048c0e169b1b199c112 |
|---|---|
| Markdown | cd2866779c760a5f2277f5174c1c2b3ed3748ba7af107a5c297e873ab7ed6ae3 |
| Publication page | e1578c126a5d58fdfadd9300d49bfb4e714695f5281b701195a366a3f47ea7ad |
| Manifest | 51c9c8a3c835deb72bacd293c6cd693f9763955d2c84951ed6caeab8e1597850 |
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 | 5Yw3ezZNNZe2PxMI5XMdFeF5NGsxbnzL79SfsAXE1whXwTuYYtpPmFiqX/7zmaKVqP8xeVrL/dGNrTW53d0/Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:31.757960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057921observed e1578c126a5d58fdfadd9300d49bfb4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:31.739840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057921/manifest.jsonobserved 51c9c8a3c835deb72bacd293c6cd693f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:31.720614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057921/publication.mdobserved cd2866779c760a5f2277f5174c1c2b3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:31.702063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057921/publication.txtobserved a8c66755780da8e658ce54d84097d64c...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. |
|---|