OpenTechnical

OT-2026-000098754

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold 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-2026-000098754) never changes.

Identity and time

Publication numberOT-2026-000098754 · never reused
Internal UUID01a0aea2-42af-78c0-898f-7b8f541809a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098754
StatusPUBLIC

Content hashes

Canonical text4b4722c203b4726f63b6b06c4e1fbad41d94e047b4d04019fb2c1e815fde54e1
Markdown92a6281acdce2c52f5d419e866cf5a5907af6fcb1c0cb8ad1b96e63e663413e6
PDF
Publication page546ef407f4dc294a262434b8727806181cbe9e6c93b81087b837c17083722130
Manifest3418c18cdd23da69dffe49f89101c5e62598ac5e5e461819059119ba4664f958

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDxSfdLkILh1G4sutGUd11YayXR9I4gjMxtkuyq6hVD73N7f6cLxDB2I/HA4QBd/eEGvaXKykQL4beEqraGQdDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:04.360656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098754
observed 546ef407f4dc294a262434b872780618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.342324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098754/manifest.json
observed 3418c18cdd23da69dffe49f89101c5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.324628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098754/publication.md
observed 92a6281acdce2c52f5d419e866cf5a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.307179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098754/publication.txt
observed 4b4722c203b4726f63b6b06c4e1fbad4...
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 archivePending 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 packagePending Custody packages are produced weekly.