OT-2026-000053525
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000053525) never changes.
Identity and time
| Publication number | OT-2026-000053525 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-7d15-a09f-d390b9692d73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053525 |
| Status | PUBLIC |
Content hashes
| Canonical text | c522f210c90e32484ef732023cd87fd6b57d1a98d547daf96c447634e5777637 |
|---|---|
| Markdown | 9e36d7f8051fd3a02766aed2ab9ec56168bb93ac4a3fee1a7c33c6b0e3c45de0 |
| Publication page | 50497ead34b56eb27a1e077c02ae0ab36b083e1dbb255d2b669be0daab58baea |
| Manifest | b14e2bd4e06cae2dba5304249bf789e90b488ef0a8793d0b6fa600ded67f5e72 |
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 | n7d+NM2tVRXffd9L2ikEwJnU8C0RsXmWmmsS6KueF/T2iFT8j1clvpJgVwQQ3VhI91y1bRVdGiAmeLbcGmZEBg== |
| 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
| 2026-09-17T10:55:22.463674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053525observed 50497ead34b56eb27a1e077c02ae0ab3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:22.444583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053525/manifest.jsonobserved b14e2bd4e06cae2dba5304249bf789e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:22.426786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053525/publication.mdobserved 9e36d7f8051fd3a02766aed2ab9ec561...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:22.408776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053525/publication.txtobserved c522f210c90e32484ef732023cd87fd6...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. |
|---|