OT-2026-000100517
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000100517) never changes.
Identity and time
| Publication number | OT-2026-000100517 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f0-7f42-bc04-5108fe66a9b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100517 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5a891b09dc344daf180af46beb794ff5798f449e3d03df81c5a3242af2bedb2 |
|---|---|
| Markdown | cde0af9c53407cc1ecb59f67abd0da1a7f1767c35e86676a668063a37815a8d1 |
| Publication page | fcaa49be38993089fed595957eb325ac01ae2002d46063c05e072ef327cc2293 |
| Manifest | c192d401e9b81a4d6357948dd7b4d178e073ceba51da9c16f148274187375817 |
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 | 9RRby/q+nbcPpDWpJ4YCmVs/QpA+JIF3Fr7OlCjBL1NmRJVvJa1i0c5+MzFH3/1vLf6T5f0VJ9Dg3AX+nIu2Dw== |
| 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
| 2026-09-17T09:27:17.053240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100517observed fcaa49be38993089fed595957eb325ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:17.037052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100517/manifest.jsonobserved c192d401e9b81a4d6357948dd7b4d178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:17.020275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100517/publication.mdobserved cde0af9c53407cc1ecb59f67abd0da1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:17.004226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100517/publication.txtobserved c5a891b09dc344daf180af46beb794ff...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. |
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