OT-2026-000007321
Publication integrity record
Vacuum cup gripper, four outlet manifold, pump fed, contact triggered, 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-2026-000007321) never changes.
Identity and time
| Publication number | OT-2026-000007321 · never reused |
|---|---|
| Internal UUID | 01a0a97a-97db-7601-b78e-8a64bba66550 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:09:38.909598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c095f450aab3cd0b2de8fc0feb5a9238bf133c4071c1c2eeab25285c8b27940 |
|---|---|
| Markdown | 5ea6b8f19f1b72cfdb689e2739981d38b38f01ec7ffbb9c9440d87ae264af12e |
| Publication page | b9a00ebec1eb8fc61b642c183fdf06644cb506e52528b679318c4f60efefd516 |
| Manifest | 11e0f7f59cab22213b4f651040684dc7ef68b498f2620c806f59e5ed5dbe9c70 |
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 | bgbn10YfMIlcLyYY6hsZwefFIrb9GMP5nNXZG8aWUzk64+5kTLHmm+H0FmXdtgA/FnmdYyZtVRnmxbPmTzfeBw== |
| 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
| 2026-09-16T09:10:04.180511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007321observed b9a00ebec1eb8fc61b642c183fdf0664...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:04.167898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007321/manifest.jsonobserved 11e0f7f59cab22213b4f651040684dc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.155850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007321/publication.mdobserved 5ea6b8f19f1b72cfdb689e2739981d38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.144501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007321/publication.txtobserved 4c095f450aab3cd0b2de8fc0feb5a923...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. |
|---|