OT-2026-000078503
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000078503) never changes.
Identity and time
| Publication number | OT-2026-000078503 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-7358-b732-6570cb464aff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078503 |
| Status | PUBLIC |
Content hashes
| Canonical text | df15282084120c8e050006ac4c74b58dc00c665ebaead54780cf0e9f2826f83e |
|---|---|
| Markdown | 17efc3abb933969eae500507d7f567a25d32251c808e635b6c4b7bf145a9ea5a |
| Publication page | 002a484f54c6d05fa056e17cf7346ac42c5b129564f16e558d01c28e45bf6e37 |
| Manifest | 16e2f52950ab8db99950b511fe60cb1d3ecf634f63b9d10fc6c3a97df0e39a02 |
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 | r7vNV1HjBy7MQSFYGXE7dIRJovo8AcrRGh4oPf2Wjfitto/n2y6Iv5xsheeL/KTubYV/7uCbQo2oBNDTYcnoBA== |
| 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
| 2026-09-17T10:06:30.949504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078503observed 002a484f54c6d05fa056e17cf7346ac4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:30.931558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078503/manifest.jsonobserved 16e2f52950ab8db99950b511fe60cb1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:30.914229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078503/publication.mdobserved 17efc3abb933969eae500507d7f567a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:30.896579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078503/publication.txtobserved df15282084120c8e050006ac4c74b58d...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. |
|---|