OT-2026-000075654
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000075654) never changes.
Identity and time
| Publication number | OT-2026-000075654 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7076-811e-2f507f80343d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075654 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80941c22b2349777c2be43bf6ac9b4ddce5ce7dade0f9b3c7d8219b662b37911 |
|---|---|
| Markdown | a7533eadf8ba4ce052b93910e2fd67f078452a0ecc3c7d8984d251331c0dc4f0 |
| Publication page | 53dd701ff6da34e7cf552aa34ab466732422a0188ee4413cd27daf065483c59a |
| Manifest | b0bac9b2a4204bfb89485255220ea468d45de00811e9cb7c769438d114d4e9e9 |
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 | i5kbJnEu40bTVMTIYgQZ+rkEXocXNgzEiJR2p3/Z2CuSVztlEGyQvNA8gH1IRTT2NjJdiuPnXFFyT7iCsc7SCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:13:43.797899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075654observed 53dd701ff6da34e7cf552aa34ab46673...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:43.777417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075654/manifest.jsonobserved b0bac9b2a4204bfb89485255220ea468...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:43.757972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075654/publication.mdobserved a7533eadf8ba4ce052b93910e2fd67f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:43.708489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075654/publication.txtobserved 80941c22b2349777c2be43bf6ac9b4dd...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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