OT-2026-000020992
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000020992) never changes.
Identity and time
| Publication number | OT-2026-000020992 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7b02-8f3a-0c7bf9d04978 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020992 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bb2ac6bad75a0806c6f2be7257ee882f57dab24e19505d3f8dc71b4ed18eee5 |
|---|---|
| Markdown | 57bb520196465c7095b7044aee3e90190e31e8517f3ee861a3877607abe4deee |
| Publication page | 59d7d95932f12029c83155c73667ae395733c76e9bf819062f83c2ec8d7cb108 |
| Manifest | ae8607b732f91fc7ac2f6b4ee6c0ac73bb878f5cae594cc63f8a6151963417c0 |
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 | H/0aEAGv+DAcTq8/Iil6lBnI6DqItigYm4PP5ijvCx+NbIALL/VMcbq111S+iT3dLLps+Eic75sRjSW8vqhwCw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T11:56:08.725402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020992observed 59d7d95932f12029c83155c73667ae39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:08.706159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020992/manifest.jsonobserved ae8607b732f91fc7ac2f6b4ee6c0ac73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.689502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020992/publication.mdobserved 57bb520196465c7095b7044aee3e9019...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.670901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020992/publication.txtobserved 2bb2ac6bad75a0806c6f2be7257ee882...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. |
|---|