OT-2026-000028364
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained 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-2026-000028364) never changes.
Identity and time
| Publication number | OT-2026-000028364 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-76c3-b090-339af84504e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028364 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f6c5e58b4e7022f12f24b0b0e1b279ff312a827394e145354b24a36e671055a |
|---|---|
| Markdown | 359c3d923534b817079b6fce1c65fd45a0a682fc0d52cc0a8a2faf796c0a4a32 |
| Publication page | 02a64d4c641a8fa2b6b2e7e79b985c0962a3fecf2c1d5b1fab3f2e0361052c02 |
| Manifest | f640f8e98afcc31bf8eb8fb9514f51c144da38b608afc0e205ad1328997c48b1 |
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 | AKWop5jax/iroqLsP71K9RPyOHSI3YhQG2GHXP4lJNqdv7DuTr6NlzZosiDKbaaD1SVs8vt7fhK86yP/vqewDw== |
| 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
| 2026-09-17T11:40:05.594328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028364observed 02a64d4c641a8fa2b6b2e7e79b985c09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:05.575734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028364/manifest.jsonobserved f640f8e98afcc31bf8eb8fb9514f51c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.514026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028364/publication.mdobserved 359c3d923534b817079b6fce1c65fd45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.462570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028364/publication.txtobserved 3f6c5e58b4e7022f12f24b0b0e1b279f...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. |
|---|