OT-2026-000081143
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000081143) never changes.
Identity and time
| Publication number | OT-2026-000081143 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-780a-a48e-68648a82d0cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081143 |
| Status | PUBLIC |
Content hashes
| Canonical text | c19c6db655042505a6dbc7ffb7987d87ac6961a956d954089a8295d31b5ca313 |
|---|---|
| Markdown | 4b09aeaefed1aa4055fe4283346dd79bda1934a999f4113f5572fb4e55bdd6c2 |
| Publication page | 37e21f77bec7bf528b2701d4416884a23a50160b766c4badbe89d29b6f55c219 |
| Manifest | 684ca3970482f5f3c6cac9a1a9cede837d5f5769e5b14cc833bea040bca8902d |
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 | q37Cejfeug4CMC3KvDkpKP0Lmw5om3gXT4XGtLdtuNyhEOalyglQ+7A4KGcpGPicyIBWsYGN5IdaOvH8bksFAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:02:27.487615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081143observed 37e21f77bec7bf528b2701d4416884a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:27.467306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081143/manifest.jsonobserved 684ca3970482f5f3c6cac9a1a9cede83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:27.448363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081143/publication.mdobserved 4b09aeaefed1aa4055fe4283346dd79b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:27.431066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081143/publication.txtobserved c19c6db655042505a6dbc7ffb7987d87...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. |
|---|