OT-2026-000072888
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000072888) never changes.
Identity and time
| Publication number | OT-2026-000072888 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-7eed-bde4-730db70ab54f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1af5e49799eed03364bf31a2a97770544cc7a449b9bd00cf56c08ab366ddf04c |
|---|---|
| Markdown | 9b613bf843548f24e1ee0a9c2a581742fe298ee227e656b00d7e35afd6b4b6e1 |
| Publication page | 039aa4f8dfce2311bdce41d0a035f45daa7e806d51bdbc9bb724c19eea18fe8b |
| Manifest | fc2213e2e1dae37d4be511c9e4f8abfaf6d74448ed1eb072fabb8c42c180b662 |
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 | rhQiqHYTz8G/HOJZkel9oKHBw4oH0BlrLsny5KBVPb33/Z0hQVt8qpTkNTv1U4vsjyoz58D4WmmJzgapNrwGCg== |
| 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
| 2026-09-17T10:22:49.070976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072888observed 039aa4f8dfce2311bdce41d0a035f45d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:49.052488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072888/manifest.jsonobserved fc2213e2e1dae37d4be511c9e4f8abfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:49.034610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072888/publication.mdobserved 9b613bf843548f24e1ee0a9c2a581742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:49.017903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072888/publication.txtobserved 1af5e49799eed03364bf31a2a9777054...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. |
|---|