OT-2026-000054539
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000054539) never changes.
Identity and time
| Publication number | OT-2026-000054539 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1283-7abd-a6d4-0811ab683fd1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054539 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca7f5df4508ac3a66ae63817512936f327970205cdfb01058aaadabb0555b799 |
|---|---|
| Markdown | cf31eb8db7368b508d4d174f0892ab7f94f57fb17d8923c8d033c4c117dd581d |
| Publication page | abdb3cdf493976e4d897ca0051c4be1da314925f1071ec4b856990ca65fcb9cb |
| Manifest | c27b21ec62ff566d5de3927b2aad8b1e4e9dedfa09f6bf276ddf0bc06f2f601f |
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 | UoFou2gnk7AqVD0a3goCXQ7UL8oSm6/N/leWnUdmlNqLn5wAcOY1x8jZpKcaTPaeegzxEHf9mI2U48mp2N9GBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:34.337009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054539observed abdb3cdf493976e4d897ca0051c4be1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:34.319286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054539/manifest.jsonobserved c27b21ec62ff566d5de3927b2aad8b1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:34.297410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054539/publication.mdobserved cf31eb8db7368b508d4d174f0892ab7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:34.277534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054539/publication.txtobserved ca7f5df4508ac3a66ae63817512936f3...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. |
|---|