OT-2026-000028812
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off before set-down
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-2026-000028812) never changes.
Identity and time
| Publication number | OT-2026-000028812 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7a44-bd0f-8b3c1176ad80 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028812 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27d9871ae640825d1ddaf002b0d6cf85dcce3aa4817a5036b45b87c8304efcfe |
|---|---|
| Markdown | 8ce296f2243d3368eb6ff0e6942e52fe34e963a28f8a16aaea22238e423a702f |
| Publication page | 17c032b757c109d637b51efca267a959b9169fd35fa12b5f3eae6fa630bf0677 |
| Manifest | eb98ea9f3615d156975a0400e71b3ee93eab16a8c56a7f28d292b932e81a8acc |
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 | 5xMW7XiB7jh21QA+dmj8QLefceRRsyjQoBCe/LyavcPReKBsDftAoJlh4RDmAIkTH76PIj3c2jYcYmsA7EakAA== |
| 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
| 2026-09-17T11:40:04.468037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028812observed 17c032b757c109d637b51efca267a959...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:04.449543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028812/manifest.jsonobserved eb98ea9f3615d156975a0400e71b3ee9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.431377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028812/publication.mdobserved 8ce296f2243d3368eb6ff0e6942e52fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.409861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028812/publication.txtobserved 27d9871ae640825d1ddaf002b0d6cf85...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. |
|---|