OT-2026-000008721
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after 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-2026-000008721) never changes.
Identity and time
| Publication number | OT-2026-000008721 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46c-7b96-aad4-aba48d958cf5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008721 |
| Status | PUBLIC |
Content hashes
| Canonical text | d01d3af07eacbadd80bdb9cd1db8dee84a976df3c5fdad4c06abf20d1082397d |
|---|---|
| Markdown | e494a4e3a5bc0d9a6a20b45e657258e70f85e808ef2ac76d5831564d160f95cf |
| Publication page | 5430b945d1ac465eb7943764bf503b99c395ecd6fcb29e07e84b8c6e6e9ae2d6 |
| Manifest | ed498fb368e4c2d04726f23f5450b40eb192b45ac9ef648a2d38e7775b6ef67e |
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 | K5IUztZpFLuRCSOrtOj47QBf9LC/YQbs18y62FaRWoTJIYtBSSdIzcQkg9pmF9dPKdO+0qfK8QEB1fgZ32U8Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:48.122482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008721observed 5430b945d1ac465eb7943764bf503b99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:48.100732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008721/manifest.jsonobserved ed498fb368e4c2d04726f23f5450b40e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.081502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008721/publication.mdobserved e494a4e3a5bc0d9a6a20b45e657258e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.060333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008721/publication.txtobserved d01d3af07eacbadd80bdb9cd1db8dee8...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. |
|---|