OpenTechnical

OT-2026-000084340

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, sustained blow-off before set-down

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-2026-000084340) never changes.

Identity and time

Publication numberOT-2026-000084340 · never reused
Internal UUID01a0ae98-5b61-7a68-87b7-7b6a5f301b33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084340
StatusPUBLIC

Content hashes

Canonical text40f0ab1c4113a5b18a71f97f7c8249a36ed128e011fd25c9c8b154e8e82b23a2
Markdown2f0fea19fd006b14e8ea9af89905a1698a03286b30a3ce342c20688ed7cc5877
PDF
Publication page64f130d41f4ab95ef2e9492cc0a5f3f13fc58500005574b825f9ec6192a84f09
Manifest8ccd0790ccf127fc37ab90b00d7a4c786f2eeffb06a3481f5dbcd89e24d71812

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
SignaturemRQOez31txLYfQu+wtblHvBH3l/aNa0tW8PDi0QUs5z96FxcMg3JsKkTLILqy6UtaRTNrv4ub7H9Oj06UCv1AA==
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

2026-09-17T09:56:16.208285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084340
observed 64f130d41f4ab95ef2e9492cc0a5f3f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.191040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084340/manifest.json
observed 8ccd0790ccf127fc37ab90b00d7a4c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.173907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084340/publication.md
observed 2f0fea19fd006b14e8ea9af89905a169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.157409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084340/publication.txt
observed 40f0ab1c4113a5b18a71f97f7c8249a3...
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.