OpenTechnical

OT-2026-000104292

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump 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-2026-000104292) never changes.

Identity and time

Publication numberOT-2026-000104292 · never reused
Internal UUID01a0aea5-3420-7358-9067-f25b28eb8ca9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104292
StatusPUBLIC

Content hashes

Canonical text736a704ca565bfce118745727ef0f7d7442c3b604e6026a667c24e535eab0586
Markdown696c52e12959113e0e3228e4a7288d3e280d5584f7fe3e4dc6a8333aab3355ce
PDF
Publication pagefa7c1b6f5d0b02644a52dbdc1e86b1a88a8d27b33eb4b5844aea2fa17c664373
Manifeste7f0445613dd1d93e6efccaf46c03880b7231fea33fe6a2505352c05b9d7fc40

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
Signature7C1wxq7k2ekiFXiuGqzCZ9NcdHmnuCRF84bsmpy5yowKVh397BjhbcvDpZiBXf7P+tGmpSRoOxYtudq2Mp+7DA==
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

2026-09-17T09:20:24.981690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104292
observed fa7c1b6f5d0b02644a52dbdc1e86b1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:24.961020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104292/manifest.json
observed e7f0445613dd1d93e6efccaf46c03880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:24.942314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104292/publication.md
observed 696c52e12959113e0e3228e4a7288d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:24.895247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104292/publication.txt
observed 736a704ca565bfce118745727ef0f7d7...
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.