OpenTechnical

OT-2026-000097958

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line 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-2026-000097958) never changes.

Identity and time

Publication numberOT-2026-000097958 · never reused
Internal UUID01a0aea1-92f7-7832-9899-6d0cd463ced8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097958
StatusPUBLIC

Content hashes

Canonical text5d8eb8e97a5e13041625fea4775d6396305e2b6538d8d7a574d2ff18d549b84c
Markdown33d42be69eecd929b8f891e022edcccfc5d4a8a425fe3e8e2593e59c82703a2a
PDF
Publication pagec02890e247d76d3ee3a5835133ea00e93064514d7bdecef357befe2a6c9c518f
Manifest70cf8ab59f6e1583863b56c733191696db49bd6ee8b8bbf58acda3319db968dc

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
Signature/IhrCbTDQvR3quaxgpV7qWXYEkNZJ0xFTu1qHCipXosvPOKpxzeJRAxIA75H1X2EoDGicBHH8aI9AAFmQv4LDw==
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

2026-09-17T09:33:06.016364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097958
observed c02890e247d76d3ee3a5835133ea00e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.997372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097958/manifest.json
observed 70cf8ab59f6e1583863b56c733191696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.980588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097958/publication.md
observed 33d42be69eecd929b8f891e022edcccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.962847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097958/publication.txt
observed 5d8eb8e97a5e13041625fea4775d6396...
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.