OT-2026-000028105
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000028105) never changes.
Identity and time
| Publication number | OT-2026-000028105 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7d8a-ac8e-633fb072d6a0 · 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-2026-000028105 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5ca6ed70b66540f25ae9cc464ad4f655b1c7d08ed246e5132d2fcccc1f4b3c4 |
|---|---|
| Markdown | 07f573d1b83c8335af47e50c430150c5e2c22432e7aeb0a8d0718948565b182f |
| Publication page | ae315e34fa58e19c1214f14b532681e07d99ab0803248aab15ea2defdf840172 |
| Manifest | e4e189bfa34cc9bba5a0730fde52c5264e32dcd087648b9562d7cc9350f93212 |
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 | Xx95r1nsVZfbaDpexmafsRynVhYnv5zupx7rrM80x0d+rVZcfCeR5w5C5MwaBbREKVCRMu3z6TfchsRMpy+tCA== |
| 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
| 2026-09-17T11:42:27.190485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028105observed ae315e34fa58e19c1214f14b532681e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:27.173586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028105/manifest.jsonobserved e4e189bfa34cc9bba5a0730fde52c526...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.156203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028105/publication.mdobserved 07f573d1b83c8335af47e50c430150c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.139870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028105/publication.txtobserved d5ca6ed70b66540f25ae9cc464ad4f65...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. |
|---|