OT-2026-000103451
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000103451) never changes.
Identity and time
| Publication number | OT-2026-000103451 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-7f1e-8429-05555b1adf65 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103451 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0ef16d021ea91c87628967cbdc536e3a3f500971c16b5a9bf7e3ae1b6b19334 |
|---|---|
| Markdown | 8e63c6a908e786555f785676933a0eb381433ffdf485dfeb5253e2ac12a4e102 |
| Publication page | 3b50efb19be700a8ed991999395e217ca620aba6f3b8748a1dad0837137e6a76 |
| Manifest | 992fd7d57439a9f098574fb7c281b137a7b119fb5eafa003029c008467bd0ad7 |
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 | wO31cHRzHg1xTIGHm3m99OIc7mgvlV7A1SThua8hU1xptGXZQAa5+WHcdVMGcu/dOcBC8HYIPef10/7IrRAnDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:12.402904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103451observed 3b50efb19be700a8ed991999395e217c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:12.386940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103451/manifest.jsonobserved 992fd7d57439a9f098574fb7c281b137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.370114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103451/publication.mdobserved 8e63c6a908e786555f785676933a0eb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.354430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103451/publication.txtobserved b0ef16d021ea91c87628967cbdc536e3...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. |
|---|