OT-2026-000007305
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, pump fed, pressure verified, vented 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-2026-000007305) never changes.
Identity and time
| Publication number | OT-2026-000007305 · never reused |
|---|---|
| Internal UUID | 01a0a97a-059c-7da6-a089-812a49071119 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:09:01.472940Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007305 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc1396b52260265d25610c25cfa78796813bc6c1a21bc31b68fb037235dd1500 |
|---|---|
| Markdown | d47fda9cd8e92c569203942fdd93e4ac70013fc84b246075daa0f2fbef927c33 |
| Publication page | 05f5b70094e27235f9b450242363a9d1ff6aeadcc3ef752f89f7cb2b3bffa56b |
| Manifest | 9e4bbea8e84c76dba1178da401e03dde5b4b45b0a7e1d499fb531eebc1e237f8 |
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 | oYSHIWQp2zZaksKUbu7lKBXWeJ+JPgURfhmjwm2O+kD80XE/lT9uol3oqPBHuQ/oYIMPUN9vz6Ba4EMs1EBnCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:05.718134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007305observed 05f5b70094e27235f9b450242363a9d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:05.705934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007305/manifest.jsonobserved 9e4bbea8e84c76dba1178da401e03dde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:05.693426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007305/publication.mdobserved d47fda9cd8e92c569203942fdd93e4ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:05.679043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007305/publication.txtobserved cc1396b52260265d25610c25cfa78796...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. |
|---|