OT-2026-000056535
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000056535) never changes.
Identity and time
| Publication number | OT-2026-000056535 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7f18-9432-92b793928a20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056535 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc36313459dc9097cc2e971ac077a9958d1ef16c983516ccfaec30e1db162f8b |
|---|---|
| Markdown | 03d7075558aa6e1906061f924df0e115fe0d70a98cb91945f3a99917352a7ece |
| Publication page | c5c371d80d52725aa174b6986436029a2192ca2b5858c2774fabf2cb7864322e |
| Manifest | 5a04a7731eddb102aafb6a58edae5b969bde00bc12421c52a8dd452a961aee82 |
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 | L1G0w1elXWDcOu96LRWWdLMVOzYycVRKt8nkjAVGhh3D+rrgy3CcxLZuTMdAcu8Ai/2q9M3TWQmNjlcUhNVxAQ== |
| 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
| 2026-09-17T10:49:51.872094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056535observed c5c371d80d52725aa174b6986436029a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:51.854293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056535/manifest.jsonobserved 5a04a7731eddb102aafb6a58edae5b96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:51.835864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056535/publication.mdobserved 03d7075558aa6e1906061f924df0e115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:51.816794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056535/publication.txtobserved cc36313459dc9097cc2e971ac077a995...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. |
|---|