OT-2026-000073128
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000073128) never changes.
Identity and time
| Publication number | OT-2026-000073128 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb5-7d15-8bee-a7925eb8e810 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073128 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f89c4a34dae6cee64339be3aa2daacc47b9fc17476b1e809994c6b880ce0b16 |
|---|---|
| Markdown | 29ff5586ccc206ed6428b13deaf6b20c3b6ea4054518fbc9c275afb8a5204694 |
| Publication page | b5f1ba88402d9d290ddd2d453621f8f9bee54e221e31e0f240760b28dab66917 |
| Manifest | 8476817a352d1baa2c5ddd7db6876b17b564888dc5092097714fd30efaf3ae10 |
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 | WvbrRqXl5OiBunPODLOKo+kcrQOjdP4XbqmlGXNW3rRYvZmOx1OOHWA5tZeSGstoY+gCL/VK/jKsz9frO+C1AQ== |
| 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
| 2026-09-17T10:21:03.645248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073128observed b5f1ba88402d9d290ddd2d453621f8f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:03.626532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073128/manifest.jsonobserved 8476817a352d1baa2c5ddd7db6876b17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:03.607809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073128/publication.mdobserved 29ff5586ccc206ed6428b13deaf6b20c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:03.587475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073128/publication.txtobserved 4f89c4a34dae6cee64339be3aa2daacc...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. |
|---|