OT-2026-000072058
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072058) never changes.
Identity and time
| Publication number | OT-2026-000072058 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-718a-95cc-e718d02089f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65d31be18f6264853ceca8496412891e579a64c071cd698cc0200be083ad2a14 |
|---|---|
| Markdown | 729cd6a053cbb879e65c90ee8222621080a1628d940fb0c026485ee64eb048a1 |
| Publication page | ab3f5cee70fe73b68a738473ace815ef7309e209f56d8f303d0c0f0c4ce49e2d |
| Manifest | 8d01377208a08705ce2c32923edf8e3a2f6b1dc32e3bb72daeef0536d192eb8a |
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 | hEvdqllgkru5SfTuCapdQXXoFPmXKrAzuXtnkKGxa01F334b64VoXUk2SR+O+Up8S/PhJQ8Cu5UnMM1C6p/WAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:07.743216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072058observed ab3f5cee70fe73b68a738473ace815ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:07.721965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072058/manifest.jsonobserved 8d01377208a08705ce2c32923edf8e3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:07.699208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072058/publication.mdobserved 729cd6a053cbb879e65c90ee82226210...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:07.648266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072058/publication.txtobserved 65d31be18f6264853ceca8496412891e...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. |
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