OT-2026-000054186
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented before set-down
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-2026-000054186) never changes.
Identity and time
| Publication number | OT-2026-000054186 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7ebd-99ec-e0dd61769739 · 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-2026-000054186 |
| Status | PUBLIC |
Content hashes
| Canonical text | 753285f294f0858e74e9feb5cc9abe0ade9985b22b4215ece71431c2e6744e95 |
|---|---|
| Markdown | b931fb00f61bb2310e3ccbc331d4aa07f114cc98fce227eb88b498a0b0505722 |
| Publication page | 76a0d74277ab16964b41c364fdae701b3feac75f8b8671917eab5d6ed891f39b |
| Manifest | e84d1e3c4b7e9a90ca000e01e9894f305653fd151cedb42b609e8d56a6488d08 |
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 | +lpyo19EjmGcKXBbtrwNi4JQaOC+qOOar3VPOe0zCG0bw17Av6GsJQI+DyJ1VNbOceYHx5yCT+7v/79ELlAOCg== |
| 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
| 2026-09-17T10:56:26.742006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054186observed 76a0d74277ab16964b41c364fdae701b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:26.725335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054186/manifest.jsonobserved e84d1e3c4b7e9a90ca000e01e9894f30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:26.706434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054186/publication.mdobserved b931fb00f61bb2310e3ccbc331d4aa07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:26.688757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054186/publication.txtobserved 753285f294f0858e74e9feb5cc9abe0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.287392Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054186observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.270956Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054186/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.256726Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054186/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.232330Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054186/publication.txtobserved ...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. |
|---|