OT-2026-000029235
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000029235) never changes.
Identity and time
| Publication number | OT-2026-000029235 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-746e-9830-28d5ccfa25e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029235 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ddc59da24b8b1ed3012ed0fa36accdee34fa568081fcbe581343425592b6181 |
|---|---|
| Markdown | 84b79f35d10dfaa7f9e455378099cbf2f440327c73416bfaf76f19397c5aea02 |
| Publication page | 4cfed22086d71a9525acba5d71c61e643cd7119ee92f5574109c72f04a31b3a1 |
| Manifest | 8285e54ed024231705e623a4c4053d0bab6cdf2278b5444362085a3f952bf014 |
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 | QVuhEuD6PtGC6y1aEmukoGCDE5DjtnwOWdo5cx+isssVAPcRcyY38kFs6Y7F5Mc8SyNmPsgyM8JBj8DkaIOYAA== |
| 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
| 2026-09-17T11:39:51.558029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029235observed 4cfed22086d71a9525acba5d71c61e64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:51.542040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029235/manifest.jsonobserved 8285e54ed024231705e623a4c4053d0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:51.525955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029235/publication.mdobserved 84b79f35d10dfaa7f9e455378099cbf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:51.508598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029235/publication.txtobserved 6ddc59da24b8b1ed3012ed0fa36accde...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. |
|---|