OpenTechnical

OT-2026-000097889

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000097889) never changes.

Identity and time

Publication numberOT-2026-000097889 · never reused
Internal UUID01a0aea1-92f7-710b-9c89-9a105e2cf8e7 · 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-2026-000097889
StatusPUBLIC

Content hashes

Canonical textda83c15a838154646a91bf064326b69b626f863c213a29beda91a7809cf411bd
Markdownbfb6d8b21b6df0d125900756d97e6596b4229b7adb32c7d7c6bcc8582d6e4cd3
PDF
Publication page508c05a8e359cc939e4ca7166caf4e4b78ac07bd5131e8c3673c7210ebd1baad
Manifestd9aee08892af1bb08d5b19fd6b9bab8f58b173ab50aaaab1138c4ba41092ea0d

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
Signaturelatp2uh3FurKE7Cjbr0OIyIT9vCEJY+EtPkcop7Gd7WnSybGIS9puM2RYhlc0k07XNIA0HUzkOKzhTe6zNL8Cg==
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

2026-09-17T09:33:00.546122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097889
observed 508c05a8e359cc939e4ca7166caf4e4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.529574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097889/manifest.json
observed d9aee08892af1bb08d5b19fd6b9bab8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.513605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097889/publication.md
observed bfb6d8b21b6df0d125900756d97e6596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.496988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097889/publication.txt
observed da83c15a838154646a91bf064326b69b...
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.