OpenTechnical

OT-2026-000102096

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000102096) never changes.

Identity and time

Publication numberOT-2026-000102096 · never reused
Internal UUID01a0aea4-50f2-7557-bd97-b3c401489934 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102096
StatusPUBLIC

Content hashes

Canonical textb661fd81e981ec9a935526e13d4d596b03d89539964e8fb98f886913789a0ecc
Markdown51c059dec8db116fc4021043bc5a8a4e859cbe8535a204fb077cd662958f3bcf
PDF
Publication pageda74b334e42c9ff0838140ebed7e5254c0675e763ee061b39c3b3a55055155cd
Manifest5b8ff8b767e44bb91ce44eea98a6cb79ed54f77287a32c43b1a9718439b93855

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
Signaturen3vfqE89yUuwHAHMg08NBAxde3mgb3WAtnGLT4FgZawuK+z5HTBk7E5J4B/b36LjjfXxnm8SNDb+m8BY6DdCCQ==
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

2026-09-17T09:25:14.629775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102096
observed da74b334e42c9ff0838140ebed7e5254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.609173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102096/manifest.json
observed 5b8ff8b767e44bb91ce44eea98a6cb79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.582367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102096/publication.md
observed 51c059dec8db116fc4021043bc5a8a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.564989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102096/publication.txt
observed b661fd81e981ec9a935526e13d4d596b...
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.