OT-2026-000006450
Publication integrity record
Vacuum cup gripper, two zone face, four outlet manifold, pump fed, pressure verified, rubber cups
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-2026-000006450) never changes.
Identity and time
| Publication number | OT-2026-000006450 · never reused |
|---|---|
| Internal UUID | 01a0a95b-aa04-79c0-8be7-d93aaa9705a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:51.943521Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006450 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfa630bfe72752692dfe4381fcb6fed69af69cbea60aebdd1462b91ec966fcf6 |
|---|---|
| Markdown | d3c1e96788144c921773c62e01b396756c62766053b6ad1e393c5c5d43d984db |
| Publication page | 67c45d80358caeafd69536d04581f60d320521009a62aaf161eeea2a743dc92e |
| Manifest | 531d50ac5fab05fa5673411701e2adcc6a8ef80a879f5005066f6f6e9c64c2d8 |
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 | ahlS1BEPU/6uDTz5OXzlZFqz0xQF2nWJjmSOy6YjFNiwUd4dYRnBAi8KkbgbHHvuU5APbODiJISHyI5uuzCFDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:16.186827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006450observed 67c45d80358caeafd69536d04581f60d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:16.174028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006450/manifest.jsonobserved 531d50ac5fab05fa5673411701e2adcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.161283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006450/publication.mdobserved d3c1e96788144c921773c62e01b39675...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.147678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006450/publication.txtobserved dfa630bfe72752692dfe4381fcb6fed6...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. |
|---|