OT-2026-000076621
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000076621) never changes.
Identity and time
| Publication number | OT-2026-000076621 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06e-7d29-a179-277db89c9d6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076621 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82a3b723fd5de9d6be1f1f0810236af2f98fdee3ffeff8ed70d18f4fda9811d0 |
|---|---|
| Markdown | 4b4addc9cb8569b9f6ed330ebc4a86d5b1221dc47bdb0957526d0ea5114614a7 |
| Publication page | 14cbc9541ce68ff73480e0ea921628f730afc2639f6f067ad6b6b3e40ee8b5bc |
| Manifest | 65e148a3ffa48d9cfe92d5e281b759c6f500815fe863ddc550a01acde76ba3f0 |
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 | eDI37c9+k5ok25ywyl5B2T4y5sxrfOhgzoonmfy6XX4ek91gtVb2W38R1wqWb8fUONrHmu4AZB38TXEPwoNxBQ== |
| 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
| 2026-09-17T10:09:21.002060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076621observed 14cbc9541ce68ff73480e0ea921628f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:20.982252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076621/manifest.jsonobserved 65e148a3ffa48d9cfe92d5e281b759c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:20.961543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076621/publication.mdobserved 4b4addc9cb8569b9f6ed330ebc4a86d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:20.940447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076621/publication.txtobserved 82a3b723fd5de9d6be1f1f0810236af2...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. |
|---|