OT-2026-000054160
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054160) never changes.
Identity and time
| Publication number | OT-2026-000054160 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7028-9a3e-dae2119dd90c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3864b91f129918f7a1771d3064882c03d933961e4dfa26df9b8bbe6865b6a66a |
|---|---|
| Markdown | 3647e99705810996e9992cf5f1b98589270437f96ead69a3c8e435ef6005454e |
| Publication page | a233a15b4d7d5880d01cc8704e76cfc82336a2af6d0410c2d5d21105080bdfc7 |
| Manifest | 9b1e617ce362a99cfc98273a6215aa5eca74dd5f73216acf1ed8f8bf49f8778f |
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 | gWF0kvTgWKKM1VUT4vmBxBlaeSICY1nLxGc1bBVSxzCviyLVQg2/IRvbLCS4OmEFvFaeYuzqi/YvFNxcfeqTBA== |
| 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
| 2026-09-17T10:54:36.248588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054160observed a233a15b4d7d5880d01cc8704e76cfc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:36.221187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054160/manifest.jsonobserved 9b1e617ce362a99cfc98273a6215aa5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:36.198612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054160/publication.mdobserved 3647e99705810996e9992cf5f1b98589...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:36.178005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054160/publication.txtobserved 3864b91f129918f7a1771d3064882c03...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. |
|---|