OT-2026-000087920
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000087920) never changes.
Identity and time
| Publication number | OT-2026-000087920 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7885-819b-947b917a0179 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087920 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7b1f2a2cde3b631c1d6b06aab3a57afab0d08ea1e4301460d9c87d07928d7eb |
|---|---|
| Markdown | 540b1177455566a7286c90a3a7fe878f2c31e2a5bbd763c2bc4871f76c3b5c67 |
| Publication page | 4a995544e76a260488467c4aa55e6951c88efaad7b57e2742cd0de504cb18899 |
| Manifest | ae8f0aff275bf4c56a053ba4d54c4ea4bc7c5a6cbde4b2ae53c8c2b34fda581a |
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 | G19Z5oiHSXth3lDMqc0NwL0uVRO3qIpIdVMlfPzKBRNUwT9v8Fxpd4NPCh2PO8rW8hvmFHnifP4vBuFIWk5ADw== |
| 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
| 2026-09-17T09:49:12.434838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087920observed 4a995544e76a260488467c4aa55e6951...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:12.417769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087920/manifest.jsonobserved ae8f0aff275bf4c56a053ba4d54c4ea4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:12.401619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087920/publication.mdobserved 540b1177455566a7286c90a3a7fe878f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:12.384675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087920/publication.txtobserved d7b1f2a2cde3b631c1d6b06aab3a57af...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. |
|---|