OT-2026-000073072
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000073072) never changes.
Identity and time
| Publication number | OT-2026-000073072 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-7041-867a-d20825bfc321 · 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-2026-000073072 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1d9fd96da3316ebbb414ba7d57aed3e8504724da0c5f5726b9554f965055bc5 |
|---|---|
| Markdown | 266d081ac34d65b25f7d0cc1a8b2f6ef89a3bf1f694a6e6cba17d3d342f3ce9d |
| Publication page | f11eaf2cb296b533ee773f05a9565a95ac4ed87347f0776c612a790ecc585e88 |
| Manifest | 9651a78736d6182474bb2b6d4a6908269e21784810cd3ffbc8c8bdbcd6749438 |
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 | izM1AQ3zcZvsR+xfYikRJni2t6TKEblPWBW0EGPZ0mzUnRra0b+PXUuaAeEQWPVF/XmYAA24rdYAI0EzrL2DDg== |
| 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
| 2026-09-17T10:22:01.295730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073072observed f11eaf2cb296b533ee773f05a9565a95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:01.277619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073072/manifest.jsonobserved 9651a78736d6182474bb2b6d4a690826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:01.260586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073072/publication.mdobserved 266d081ac34d65b25f7d0cc1a8b2f6ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:01.242968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073072/publication.txtobserved a1d9fd96da3316ebbb414ba7d57aed3e...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. |
|---|