OT-2026-000053871
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000053871) never changes.
Identity and time
| Publication number | OT-2026-000053871 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7eba-b504-3c2976ba15dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053871 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7cee3e0cfb64559676ef9ad2374160bd7cee95db19315f212c8048d6c08adb5b |
|---|---|
| Markdown | 8945010af5e0f9554e6552e0774d04e4b6120209da2802f47fb3a3602f775675 |
| Publication page | 6a53eebcfac98db1517d5a86aa8d955b22e6af3bf107e9b04b10841bf225ea40 |
| Manifest | 81edec22af972ce4c4b091d519c6faff61441cf188fb819622a25f46735deb22 |
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 | 75LMTEeKI/I9FF7Xljuz7Xr2k5qu4fhX6XFgf+Od/aOKSl1AmN8i1B9UojOz7gb1Km6pqq8egiQbNu9KQuqnBQ== |
| 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
| 2026-09-17T08:40:39.791850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053871observed 6a53eebcfac98db1517d5a86aa8d955b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:39.775478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053871/manifest.jsonobserved 81edec22af972ce4c4b091d519c6faff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:39.755280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053871/publication.mdobserved 8945010af5e0f9554e6552e0774d04e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:39.573100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053871/publication.txtobserved 7cee3e0cfb64559676ef9ad2374160bd...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. |
|---|