OT-2026-000006259
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, pressure verified, contact triggered
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-2026-000006259) never changes.
Identity and time
| Publication number | OT-2026-000006259 · never reused |
|---|---|
| Internal UUID | 01a0a954-b2ea-7e50-bec9-68bb378cdb3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:28:15.469605Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006259 |
| Status | PUBLIC |
Content hashes
| Canonical text | 659e2779eb0f2653eb8370cd2ab17d4dd8978c2f6f05ba1b091fc9fff2d3617e |
|---|---|
| Markdown | 0fde41ebc104f811d2b4c0a8fdbebbcae7c93cd199fae80f061aed0d8d0f610b |
| Publication page | 559ed2d42fe9ee30490152db78aa8c3aedf314270b5237a676ac1c325dfa9dbd |
| Manifest | 93d9819a021bf73ca56ac95677d5c231b2a18b9a10654cea839eb97921a29307 |
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 | 62azfPDfskP0kv0eaQQMavvH3uUtRVoTFSksMj0cEMPjleE0OjfwLzcYwKUyRT5YwTY3acA+4y3GlgfvVtPVCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:08.912063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006259observed 559ed2d42fe9ee30490152db78aa8c3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:08.897254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006259/manifest.jsonobserved 93d9819a021bf73ca56ac95677d5c231...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:08.882652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006259/publication.mdobserved 0fde41ebc104f811d2b4c0a8fdbebbca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:08.746644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006259/publication.txtobserved 659e2779eb0f2653eb8370cd2ab17d4d...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. |
|---|