OpenTechnical

OT-2026-000085085

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000085085) never changes.

Identity and time

Publication numberOT-2026-000085085 · never reused
Internal UUID01a0ae99-43b8-7550-86da-fe06b1d1f233 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085085
StatusPUBLIC

Content hashes

Canonical text62212cbc8692d15b7b63a94af650517fcac05410ce0f3182fbb3f8bbb98f140a
Markdownb874144bd3405d261f618f1b83e2a397cab7718611eb9bc05a53716f36f9e358
PDF
Publication pagea9985555393b9371d8aa22de27a8b0c5cfe4ac6d98a0f8b42667ce638c45beef
Manifest1a3302bccfbe893fbf2332782071bdf9122aa0f8627fec2b642e07f6938467f5

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
SignaturehrsC4cOb87XBApEbJ+4kffZKDeygWbz6ypc/Bijgol1nizuI4NyR+O8QHSfXlakedC6KVrm0ClHs3RmWNewTAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:08.833124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085085
observed a9985555393b9371d8aa22de27a8b0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.814182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085085/manifest.json
observed 1a3302bccfbe893fbf2332782071bdf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.795656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085085/publication.md
observed b874144bd3405d261f618f1b83e2a397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.775784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085085/publication.txt
observed 62212cbc8692d15b7b63a94af650517f...
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.