OT-2026-000042154
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000042154) never changes.
Identity and time
| Publication number | OT-2026-000042154 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7f62-aec5-268d3d996f43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042154 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d7e4dbdeba3eac8bbbb4abfea3fd05bd8607c0a4d16bb514fb0212505a8030d |
|---|---|
| Markdown | 52554c24715d2d1bcf2f6273fedcc56161bc1b4b29f8fd082af92d937ca59ce1 |
| Publication page | 1ceefe6d08354696071d4966e8f15f4311da80129be85af664426820a8d5994f |
| Manifest | 0e03c24e3899dc1164459c9f45121c760294c72dc25d0536607132fdc52d15c9 |
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 | z9dLaC+P2f/0D8tdPUspSAK3QA6j59RUfal7n8mYXmrFZ5myWiP0B7MlWQOCuzBpVZzkSQniOe9uyrkbOgYoBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:42.566833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042154observed 1ceefe6d08354696071d4966e8f15f43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:42.547054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042154/manifest.jsonobserved 0e03c24e3899dc1164459c9f45121c76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:42.528479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042154/publication.mdobserved 52554c24715d2d1bcf2f6273fedcc561...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:42.511231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042154/publication.txtobserved 1d7e4dbdeba3eac8bbbb4abfea3fd05b...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. |
|---|