OT-2026-000077207
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000077207) never changes.
Identity and time
| Publication number | OT-2026-000077207 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-702e-9db8-be8633f71f93 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077207 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34f708a4edeec0a5343a2c7dd5a29f4445ce826ba38d4b5eccd8474295474a5d |
|---|---|
| Markdown | b77d8a6f5ac290dc6bc171c380ee03833bf45f255e29084b661c777644a9ec84 |
| Publication page | cb653d4b1da46cf6c1a86d8f32c960c3480b2aa7f24407600d08d70ed1c82e46 |
| Manifest | e1628313b23d6aa3ac3f5dfedce925d4d2f71f04323d64a2ee08de1657f494be |
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 | GEUeOPdJdPHhj77+ch17Zg9tUh3UNlR6rcMe781yPyap1iTZzJqw+C59q212kkN9pov3TCRq1PxPlobWplftBg== |
| 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
| 2026-09-17T10:08:48.373755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077207observed cb653d4b1da46cf6c1a86d8f32c960c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:48.286768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077207/manifest.jsonobserved e1628313b23d6aa3ac3f5dfedce925d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:48.263848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077207/publication.mdobserved b77d8a6f5ac290dc6bc171c380ee0383...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:48.242699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077207/publication.txtobserved 34f708a4edeec0a5343a2c7dd5a29f44...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. |
|---|