OT-2026-000057419
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000057419) never changes.
Identity and time
| Publication number | OT-2026-000057419 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5be-7e8e-869f-81b7a9c314c9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057419 |
| Status | PUBLIC |
Content hashes
| Canonical text | ecdd981fea5a85dba2a50130d4cd75b73c68497d022797af0d299ee854058552 |
|---|---|
| Markdown | 76372ed2599ac380b9574f8b3e184ca3448757bf884481770cd117f6e021cef3 |
| Publication page | 7d9088b83ab5dcdead33d75d9ba3be1fc59992371d2cdd837d52711c75eac5f3 |
| Manifest | 6f442532008cd1cea8332d8d84c9ea83445d45a137f8ea4af27503da8cad5135 |
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 | ZNbq3hUxd2sCK/c42AdeRnWd9UZrb4xqmTQNvQbx8xLg+MzSo11X/zSeUYbCDodjCsuA9qcWAME4UOID8Dh1CQ== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:42.602453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057419observed 7d9088b83ab5dcdead33d75d9ba3be1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:42.585598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057419/manifest.jsonobserved 6f442532008cd1cea8332d8d84c9ea83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:42.567785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057419/publication.mdobserved 76372ed2599ac380b9574f8b3e184ca3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:42.551443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057419/publication.txtobserved ecdd981fea5a85dba2a50130d4cd75b7...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. |
|---|