OT-2026-000079450
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000079450) never changes.
Identity and time
| Publication number | OT-2026-000079450 · never reused |
|---|---|
| Internal UUID | 01a0ae96-0b91-715c-a3c4-98e7f4ae5306 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:44.101434Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079450 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f7ef7a0f10a741f586f30d27b4b8633b16f2ea90eb5c3790d3458aa98eafdc0 |
|---|---|
| Markdown | 4034f912662f40ababe541a722511e117f274246ce149021b8962210cb83632c |
| Publication page | dc8d6a497340345d4002c6362edb3c93903e1a9e73221f84ad65ab3a6ec54266 |
| Manifest | 600466ba7ea3deb6209419bcf938a054e9db5a7271a85c7cb30a67e12d6e2627 |
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 | DTBcCIcsZxzGtPJDgnMIm2Bix1GSFKfgX44vQeugbUuYxBsO8j9qQkJv8oq+K/epgug/cijhLcOCABRdO8MrAA== |
| 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... |
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Independent retrieval
| 2026-09-17T10:05:04.522007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079450observed dc8d6a497340345d4002c6362edb3c93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:04.504079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079450/manifest.jsonobserved 600466ba7ea3deb6209419bcf938a054...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:04.485395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079450/publication.mdobserved 4034f912662f40ababe541a722511e11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:04.467211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079450/publication.txtobserved 4f7ef7a0f10a741f586f30d27b4b8633...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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