OT-2026-000020999
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pulsed blow-off before 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-2026-000020999) never changes.
Identity and time
| Publication number | OT-2026-000020999 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7c14-b48a-65a23775d93e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020999 |
| Status | PUBLIC |
Content hashes
| Canonical text | f67ab50dfd9a73a46fc6cabc9d9d83caf573f7b014b2ecc090e182c6658cd92d |
|---|---|
| Markdown | 790b1d1972f9277a8cf39351bcee10f2c46bd4b129a52f1a63168de10fb3eaa3 |
| Publication page | addc6c3f731854d0e0c5b7a74844c02f9bd69276dfd345d524c3911f6a8a1a0a |
| Manifest | 00c235d79a468567df0a0c09fd60daae4687d156d4ef635ae70a1b39ff5ac1b2 |
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 | hhEX59KNg5dV6UoZuubqdp3ruxYFvy1bBG/ZAa5jCNo9Q8MyRq/px7jCMP90A8PRShPvnJjNPtfIOdSOznelBw== |
| 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
| 2026-09-17T11:56:09.250767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020999observed addc6c3f731854d0e0c5b7a74844c02f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:09.233017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020999/manifest.jsonobserved 00c235d79a468567df0a0c09fd60daae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:09.213759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020999/publication.mdobserved 790b1d1972f9277a8cf39351bcee10f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:09.196655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020999/publication.txtobserved f67ab50dfd9a73a46fc6cabc9d9d83ca...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. |
|---|