OT-2026-000054253
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000054253) never changes.
Identity and time
| Publication number | OT-2026-000054253 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-78e8-b42e-e51f2233da3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054253 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3568f6832d332ce21a22daa467b37460c1704d397aecd9412c459cfe294edff |
|---|---|
| Markdown | 74ed5c5ab6d5d3f9bfd87b3fee58835caab2e72741debd2ad17feca0e7dc972c |
| Publication page | 1705431ae35d9a8b82d1e1da489440b3db93a7700304b11402828d89b953b67a |
| Manifest | 0a2eb8200f7e282658ad07179b1f69b69dfe0b4ad1d590e843d01ab6fac9bce1 |
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 | 0cr8FaliD9H+Z1lwP30MQZWA0RJUIS4WMCdUrWkXkSO1VhXVjtJXM4QgYcV8ILeTgB1T9NvfV54jXptmThAhAA== |
| 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
| 2026-09-17T10:54:44.410527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054253observed 1705431ae35d9a8b82d1e1da489440b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:44.392310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054253/manifest.jsonobserved 0a2eb8200f7e282658ad07179b1f69b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.371897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054253/publication.mdobserved 74ed5c5ab6d5d3f9bfd87b3fee58835c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:44.354371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054253/publication.txtobserved c3568f6832d332ce21a22daa467b3746...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. |
|---|