OT-2026-000072948
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000072948) never changes.
Identity and time
| Publication number | OT-2026-000072948 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7029-9697-42d6f7a15aba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072948 |
| Status | PUBLIC |
Content hashes
| Canonical text | abf1b8c44062d241bf602a6f243b83f13fbbb425f3c7a03c39d8a2a49bfbebb3 |
|---|---|
| Markdown | e60e1c0fc2d6518aa4732250de25d57525013692441977be85e24ab8744ac4cc |
| Publication page | 9cecf664f47470951f55e397cbb4eb25ec9e05783daf2cc70f63af13672b9eb5 |
| Manifest | 320c5f3f99ca02d2f78cd7575824a7142f8de8931e5fa669d7ef7814fa137d7f |
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 | QJs2WgT+/JZb6rnVQFnIYG9TPUdNnqMKKeO9bq+guwTUIkYNkd+sYNcpcuYRLPLajd2BoXv4EiRBq1bHqwiTBA== |
| 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
| 2026-09-17T10:21:52.321744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072948observed 9cecf664f47470951f55e397cbb4eb25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:52.304431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072948/manifest.jsonobserved 320c5f3f99ca02d2f78cd7575824a714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:52.285170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072948/publication.mdobserved e60e1c0fc2d6518aa4732250de25d575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:52.266644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072948/publication.txtobserved abf1b8c44062d241bf602a6f243b83f1...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. |
|---|