OpenTechnical

OT-2026-000095895

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000095895) never changes.

Identity and time

Publication numberOT-2026-000095895 · never reused
Internal UUID01a0ae9f-fac7-7093-bda1-03700e8e1db7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095895
StatusPUBLIC

Content hashes

Canonical textcee2bc395a1477a7cc91d6fb25bb48167e106061ce82da1f3ef29ff3dca792a3
Markdown8986c037b0bfdbea45197d84b6e8b564c2215ee8709f1a1cde454f59bb77d604
PDF
Publication pageeb7479dbff2ff0144bbce006f08ad713ae44463945d2e2dd0d377caaf5a65265
Manifest19c92e16dfefa675e12f4e031ae0764e6da0a9c415214d4769747eb500775c93

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
Signature9riBCeu2rM1qjJ5i19PxdCsbxXXZHLT64U3JIqLCCu/J765qMchmZl7wNCqUq/Ni/LmU5KIA7ZGjyTyF2E+ZDg==
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

2026-09-17T09:35:59.344002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095895
observed eb7479dbff2ff0144bbce006f08ad713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.324270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095895/manifest.json
observed 19c92e16dfefa675e12f4e031ae0764e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.305099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095895/publication.md
observed 8986c037b0bfdbea45197d84b6e8b564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.285599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095895/publication.txt
observed cee2bc395a1477a7cc91d6fb25bb4816...
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.