OT-2026-000087971
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000087971) never changes.
Identity and time
| Publication number | OT-2026-000087971 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-79bf-b07d-b95114e07a9b · 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-2026-000087971 |
| Status | PUBLIC |
Content hashes
| Canonical text | df98cf0817c0dc1016a84898caa2e2577187e43f3321b53c813986dbd1b8835b |
|---|---|
| Markdown | 0eeb828235569cdd40ed28fe84dcd1177f715114ac7575f006adfd47ee4f2c32 |
| Publication page | 3cf3908056bd9cae8c3f6c536302fba6ec9a2c1a330f72b588eb627d32c7e692 |
| Manifest | 5b2d372cf328e189ae5ba69f194b5b119eae471c9639f84393a073f202bedc16 |
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 | J5AtxFe1L0npLeanZf245BBJsP5mWByN5plXdEu58pZLcXsCpZxbmacpKHePowNsbO/LU6NH2XUjQZON+61XAg== |
| 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
| 2026-09-17T09:49:16.073973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087971observed 3cf3908056bd9cae8c3f6c536302fba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:16.057645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087971/manifest.jsonobserved 5b2d372cf328e189ae5ba69f194b5b11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:16.038518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087971/publication.mdobserved 0eeb828235569cdd40ed28fe84dcd117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:16.020017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087971/publication.txtobserved df98cf0817c0dc1016a84898caa2e257...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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