OT-2026-000031855
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000031855) never changes.
Identity and time
| Publication number | OT-2026-000031855 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7931-9504-3243256183b0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031855 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1b83abf70ea566335dba64edb344938fc1f0a3a12b41547c867f1881646cf2e |
|---|---|
| Markdown | 4afc7dd3acf316b3fdc2bce6cd6bf91b5458b61f2f5530b1f5a24b05d9fb0ab2 |
| Publication page | 7e5e12f554fd1e3c147063872b5cb9941815a3692f3a5c891f56c355542ea08a |
| Manifest | d40fa0ff5f05e4d222055eaec76f6a2aeadaae4d720afea6d54636a976264572 |
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 | a/MSoEdVYuUvZtNMGkZoZaMbWaDmWImhspU1UmJB5+4EWgarL63Vc58oF1FwqahxIMl0d/sL4eRTPFgUvrrXAg== |
| 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
| 2026-09-17T11:35:06.608297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031855observed 7e5e12f554fd1e3c147063872b5cb994...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:06.589907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031855/manifest.jsonobserved d40fa0ff5f05e4d222055eaec76f6a2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.572199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031855/publication.mdobserved 4afc7dd3acf316b3fdc2bce6cd6bf91b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.554115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031855/publication.txtobserved b1b83abf70ea566335dba64edb344938...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. |
|---|