OT-2026-000075200
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000075200) never changes.
Identity and time
| Publication number | OT-2026-000075200 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-7c73-adf9-ce3c98dfe626 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075200 |
| Status | PUBLIC |
Content hashes
| Canonical text | 598ce434dab8a38819cf4186de9084fcfc4675ed59817816840df3e5b6ae50b5 |
|---|---|
| Markdown | b30a7d8ec7163a1d9f9c35fcc19da033deebf01d05f86606dda577032d8d7e3f |
| Publication page | 6d5f206bbd82afb73817d9a0a57f6eae73396c4b089182fad80bfed9ca0650ab |
| Manifest | b7ceded9777ce0d371071e7bc8f8e45724394616343cbfaa338edc39969c4aa1 |
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 | /oHrES9XfvgK4Uug0kbUgxBIcHXSeMPkdKggLGYP5B/faxON2t7cpa2VRyYyplhv52+6cF2m7knTFyoS90z8CQ== |
| 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
| 2026-09-17T12:42:53.931352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200observed 6d5f206bbd82afb73817d9a0a57f6eae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:53.581441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/manifest.jsonobserved b7ceded9777ce0d371071e7bc8f8e457...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:53.266397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/publication.mdobserved b30a7d8ec7163a1d9f9c35fcc19da033...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:53.104515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/publication.txtobserved 598ce434dab8a38819cf4186de9084fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:27.430464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200observed 6d5f206bbd82afb73817d9a0a57f6eae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:27.412246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/manifest.jsonobserved b7ceded9777ce0d371071e7bc8f8e457...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:27.392174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/publication.mdobserved b30a7d8ec7163a1d9f9c35fcc19da033...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:27.369576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075200/publication.txtobserved 598ce434dab8a38819cf4186de9084fc...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. |
|---|