OT-2026-000006729
Publication integrity record
Vacuum cup gripper, three outlet manifold, pump fed, contact triggered, silicone cups, flat form
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-2026-000006729) never changes.
Identity and time
| Publication number | OT-2026-000006729 · never reused |
|---|---|
| Internal UUID | 01a0a965-6349-716d-8a2b-2ebe331bd345 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:46:29.196215Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006729 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5917be955a6530f1d7db91521b7a2c727110f126cf74f1cbedded86a12929362 |
|---|---|
| Markdown | 2e2a81462e8c3e65346f18835fe09cc77734af6c71ce6a9f1622412e57fa3a14 |
| Publication page | 9947538475c6b73d08e8b3bc1d61a0a131e3759c6daa12c588cea68a7a536d6d |
| Manifest | a8215e4e6cc1becafdca78a1e75c5620428a718d2bfe89de4311c5b3a982b3bc |
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 | op+2p21dl+Y04vJ9Gu1Xk5AUPMjzS4/tq1KWBres8+x8O1mwHei3ZdDsibhnOYcGUkXoBZhBm/QoRq7ziqyRDA== |
| 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
| 2026-09-16T16:41:28.771213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729observed 9947538475c6b73d08e8b3bc1d61a0a1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T16:41:28.544263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/manifest.jsonobserved a8215e4e6cc1becafdca78a1e75c5620...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:28.394626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/publication.mdobserved 2e2a81462e8c3e65346f18835fe09cc7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:28.246705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/publication.txtobserved 5917be955a6530f1d7db91521b7a2c72...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.699650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729observed 9947538475c6b73d08e8b3bc1d61a0a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.684971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/manifest.jsonobserved a8215e4e6cc1becafdca78a1e75c5620...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.671323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/publication.mdobserved 2e2a81462e8c3e65346f18835fe09cc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.659081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006729/publication.txtobserved 5917be955a6530f1d7db91521b7a2c72...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. |
|---|