OT-2026-000029539
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000029539) never changes.
Identity and time
| Publication number | OT-2026-000029539 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-759c-bfaa-8465ec3ae99f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029539 |
| Status | PUBLIC |
Content hashes
| Canonical text | f91c884a18c4d13a816de63e2e2c7184d58addaa578dd3e62b1090e7102d845c |
|---|---|
| Markdown | b03bb56c163bce8b340673db147e03aba124659f5db73836dc5da141da1d5e97 |
| Publication page | 5a8639a025b885ac748eb7451c05dc0fdb953270b7f2bfab9912f6d94469b91e |
| Manifest | c2218df29f58b707ee73df450e39239521e0a238823c4ef2f10ae5cd21cd813f |
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 | 4sL32pI1uV3pq/nCA1acu/b1ZG1z+9QGwxb2xG2oFplyzBYmUbMnWT6UwMDKX34YKTJOx1VjUNihCG4J/j+WCQ== |
| 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
| 2026-09-17T11:39:10.366830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029539observed 5a8639a025b885ac748eb7451c05dc0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:10.347501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029539/manifest.jsonobserved c2218df29f58b707ee73df450e392395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:10.331071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029539/publication.mdobserved b03bb56c163bce8b340673db147e03ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:10.314103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029539/publication.txtobserved f91c884a18c4d13a816de63e2e2c7184...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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