OT-2026-000087790
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000087790) never changes.
Identity and time
| Publication number | OT-2026-000087790 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa4-7838-8462-6af2c5d1ad98 · 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-2026-000087790 |
| Status | PUBLIC |
Content hashes
| Canonical text | b387829caf5641d45dab1f3077288743bf60f81cb9e60660172edde6b3de4df2 |
|---|---|
| Markdown | d6e672863971dc9176647c92d761c80b9da32cd073eb678cb6f839970c941860 |
| Publication page | eaf2bb066caebed59758353db357460db49ff294edb85ce2f3481e765b1f01da |
| Manifest | d8c7ea88807484d13c79bee6e05f2e728181956ca9591ad411bca80e9eea4440 |
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 | eeFMOQo1tRcvSj7Gsnz+rWx+HcXwb30nvQ31QKH/boPAsjUq5BaHiBPlRAYs9KEZQD6M9Ynk/lvJOD8QFmZNCQ== |
| 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
| 2026-09-17T09:48:56.419785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087790observed eaf2bb066caebed59758353db357460d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:48:56.403709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087790/manifest.jsonobserved d8c7ea88807484d13c79bee6e05f2e72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:56.385738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087790/publication.mdobserved d6e672863971dc9176647c92d761c80b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:56.368119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087790/publication.txtobserved b387829caf5641d45dab1f3077288743...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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