OT-2026-000007145
Publication integrity record
Porous face vacuum gripper, common isolation valve, pump fed, pressure verified, open cell
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-2026-000007145) never changes.
Identity and time
| Publication number | OT-2026-000007145 · never reused |
|---|---|
| Internal UUID | 01a0a974-4600-700e-8196-a9c962a01102 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:02:44.740013Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007145 |
| Status | PUBLIC |
Content hashes
| Canonical text | b46ffa5efa18d33adcb8a782c163690a2137b7f09e734f26cc62513379ca8d9a |
|---|---|
| Markdown | 0604fd62110cea1686c1636c89d59d92479ccc30d61a90a3eb4a5b0776074c3f |
| Publication page | d98fedf8f69acbedc74b42ac068195cc9769652734bdc8cdd0bdd8dc102b8e6f |
| Manifest | 29c3366ecd736b2375dfb5b441f9162ac56de6b1313bc8a92dd7041415ff843f |
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 | imtG4KMHRn82O5jd+aVIi16dJR70t4A5HIXNzis6kRJDzkVeedbFV/UfCN1trOMqGnq1vVO2yLFSxrNGBzPaCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:22.199098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007145observed d98fedf8f69acbedc74b42ac068195cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:22.184913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007145/manifest.jsonobserved 29c3366ecd736b2375dfb5b441f9162a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:22.172222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007145/publication.mdobserved 0604fd62110cea1686c1636c89d59d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:22.158856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007145/publication.txtobserved b46ffa5efa18d33adcb8a782c163690a...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. |
|---|