OT-2026-000028072
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000028072) never changes.
Identity and time
| Publication number | OT-2026-000028072 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7628-b361-68faf0b88761 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35697bce42b9e26718cf064f38b6994858f5451fcf6d21c521fe783dcb0773d5 |
|---|---|
| Markdown | bc1b991aa7dd80ed7beb955b1c7ab4303efe6d5cf561c5b9e7301e6f0374b642 |
| Publication page | d3ef658c2990f1943a79e224ad362f95a934203597000a7001eb240c85444272 |
| Manifest | a8bc4dc213c2b7777adafd0fb7792eb4f0bc7f72e027bffd7bf78433c681a1d1 |
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 | D4JzFtWnlg7i0vYN5Yy4ne3MRJSk5dOPotwIhURYiRB7l0L4LoIH50B/AMlmJuYHB93ltA0owyh1TFzoPITKAQ== |
| 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
| 2026-09-17T11:42:24.710009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028072observed d3ef658c2990f1943a79e224ad362f95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.694467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028072/manifest.jsonobserved a8bc4dc213c2b7777adafd0fb7792eb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.677084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028072/publication.mdobserved bc1b991aa7dd80ed7beb955b1c7ab430...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.661405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028072/publication.txtobserved 35697bce42b9e26718cf064f38b69948...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. |
|---|