OpenTechnical

OT-2026-000099430

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold 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-2026-000099430) never changes.

Identity and time

Publication numberOT-2026-000099430 · never reused
Internal UUID01a0aea2-c973-7ae7-b246-33f4e9174820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099430
StatusPUBLIC

Content hashes

Canonical text89955fd29e71ff8b04fb0366efe8ad38817ad10aba245cdbf0a5c9a959c44383
Markdown014361cee2b1f7154d3e825facfc03d1e45d99813160d580a67707fc6f829ffb
PDF
Publication pagea982b6761ee7aa80ba7d284e0f2a7d5ff4044e590e7d89c345e32a39e097f4c1
Manifestcc186ddf179eaff77bb46fbadada24e56830a73f926cb3cc7b8d6f8b13e02aeb

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
SignatureELPpQskjY9CRFNWQKNVnZgOBeTqzse+QMLNGryPPTqrNcRYS2TYsvn8Qoms2ykqclvKDpJ93FLaB8ht/vbi5Bg==
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

2026-09-17T09:29:12.224965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099430
observed a982b6761ee7aa80ba7d284e0f2a7d5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.206373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099430/manifest.json
observed cc186ddf179eaff77bb46fbadada24e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.188065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099430/publication.md
observed 014361cee2b1f7154d3e825facfc03d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.171786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099430/publication.txt
observed 89955fd29e71ff8b04fb0366efe8ad38...
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.