OT-2026-000054971
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000054971) never changes.
Identity and time
| Publication number | OT-2026-000054971 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-7ee6-abe2-88983765d5fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84ff711f44dbcbbc56cf3c9acb3da8e8c95e5bba6cc89f71448677497e3447ac |
|---|---|
| Markdown | 6db9c5a27843707cf0f1c4230567bb2b60dd691700748fff8f99b3e4bb34b877 |
| Publication page | 843d72873288807e83090f9eed272cc6263b9e5dcb82415e5abcac41f7589d4c |
| Manifest | 005e7c1bca175d0a2e67a80f06317d86a24797a4d072240bb495d45826727816 |
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 | X6QIPz58b3FFvu9DTBJ1T+B1LUNrj77YdRCkr1OJnOK3KxiXnsNYzN8vC4D1A1rr6ceSC0zwT6y0lesSNKScBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:05.272101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054971observed 843d72873288807e83090f9eed272cc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:05.253881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054971/manifest.jsonobserved 005e7c1bca175d0a2e67a80f06317d86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:05.235721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054971/publication.mdobserved 6db9c5a27843707cf0f1c4230567bb2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:05.217847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054971/publication.txtobserved 84ff711f44dbcbbc56cf3c9acb3da8e8...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. |
|---|