OT-2026-000021871
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000021871) never changes.
Identity and time
| Publication number | OT-2026-000021871 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7664-b637-c43ebe86fb24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021871 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e38c830e93f207ec24f0b5fda895d812f5cdef269dd0b547faac40661a24640 |
|---|---|
| Markdown | abcddc474fc75dfa045a5e9aeb8f8f1903682c8985fa4430c314c7ecf49249e5 |
| Publication page | c1de161ea1209dfb21f92476e27b6753360f203b27bc4d993f3a3b14add39edc |
| Manifest | 937e35aa65135bc8939b74a0ec620186110c31c5097ca86f8e1d6682c65c12b3 |
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 | WzwSxd+WTylG5GvwzFs+bU89S6JBKYHPFjVZAdhKz3EbXcStkrDChhwQizxeydRXge6KCMZwGp8tfNeHKZtGAA== |
| 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
| 2026-09-17T11:54:26.171978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021871observed c1de161ea1209dfb21f92476e27b6753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:26.154646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021871/manifest.jsonobserved 937e35aa65135bc8939b74a0ec620186...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.136231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021871/publication.mdobserved abcddc474fc75dfa045a5e9aeb8f8f19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.114535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021871/publication.txtobserved 5e38c830e93f207ec24f0b5fda895d81...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. |
|---|