OT-2026-000102604
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000102604) never changes.
Identity and time
| Publication number | OT-2026-000102604 · never reused |
|---|---|
| Internal UUID | 01a0aea4-858b-7ad1-b99f-184f65f4a679 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:32.827355Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102604 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e23a1bcf83b7ffdaade241593c80dc10d5a68a7d63658435ebc826ab74f8f90 |
|---|---|
| Markdown | 589ee2703955541502a6956ec1eec30fbf8dcd7f934e3c1a493850405e54d836 |
| Publication page | f7ba281646536e46eabb0780cdc027029c1879bb8fc7739b34c820abc9fc93d0 |
| Manifest | c3b392545c23e78dc6532fb0986c2f7d69636e593e475f95c4dcc8e80504d56a |
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 | 2cg68pZtE8bVt+LN25ztGKVybgl+je+tz4jW7DAdtlor7WGdtZmTaxAXE8FfReHRk5bCJVX82lWG1q8BVRLuDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:24:05.505543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102604observed f7ba281646536e46eabb0780cdc02702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:24:05.488099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102604/manifest.jsonobserved c3b392545c23e78dc6532fb0986c2f7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:05.471428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102604/publication.mdobserved 589ee2703955541502a6956ec1eec30f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:05.454987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102604/publication.txtobserved 8e23a1bcf83b7ffdaade241593c80dc1...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. |
|---|