OT-2026-000090312
Publication integrity record
Two cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090312) never changes.
Identity and time
| Publication number | OT-2026-000090312 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-7dcb-a0c6-064dbcb5a70e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81ea22de436ee1a8ac3cc612340fce06c4c283862753b3b61903664ec7d5abd2 |
|---|---|
| Markdown | f1a3ed947011183c35910ace499bfc77361ea7051bd4850d7630b9a1ace2635d |
| Publication page | 591b0f69e3543bfd4afef3f0d237dc086871118513564a19a54f80b46270b52a |
| Manifest | c35a29bb3f8e17047f81607793e5c7770895a1d67f73be98fe2084fb0e9e4528 |
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 | KEUYVMu7A+caEEzY0FNUPeYr4MpGOqxmcGvRbJx9ntXN4bXIDMFgchm5MBpBOnpO8qhw6dyH2HCJbPqQ6NSdAQ== |
| 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
| 2026-09-17T09:44:23.808233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090312observed 591b0f69e3543bfd4afef3f0d237dc08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:23.789527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090312/manifest.jsonobserved c35a29bb3f8e17047f81607793e5c777...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.772406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090312/publication.mdobserved f1a3ed947011183c35910ace499bfc77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.755826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090312/publication.txtobserved 81ea22de436ee1a8ac3cc612340fce06...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. |
|---|