OpenTechnical

OT-2026-000093191

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-2026-000093191) never changes.

Identity and time

Publication numberOT-2026-000093191 · never reused
Internal UUID01a0ae9e-0911-74b6-b167-0a670e5d7c6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093191
StatusPUBLIC

Content hashes

Canonical textc42f54f2cb8621277ffc616adf47e22bec3f6d7161b5b1f125fd7d22df2cea01
Markdown91ea9c62babf687e808809ed3ccb1285121dae1dd4604964a9d2926e7068b42e
PDF
Publication pagef2741f42b4b327b195d35178dc53586a416c32acf41dbc85bfc2517adb0d50cb
Manifest85baa507d0ea971d4a82fd7892e696ac942423882d310b84d99434d739c70f8e

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
SignatureIDElpB9W28SZOhbFYu5NCGCw7iMmcgUhO8oK6POeqPr4CQiVIJONXgVSOsdroOSty3RNpCAutkFfVPuh9pQqDA==
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

2026-09-17T09:40:29.765396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093191
observed f2741f42b4b327b195d35178dc53586a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.749010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093191/manifest.json
observed 85baa507d0ea971d4a82fd7892e696ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.732920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093191/publication.md
observed 91ea9c62babf687e808809ed3ccb1285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.716394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093191/publication.txt
observed c42f54f2cb8621277ffc616adf47e22b...
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.