OpenTechnical

OT-2026-000084360

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000084360) never changes.

Identity and time

Publication numberOT-2026-000084360 · never reused
Internal UUID01a0ae98-5b62-7d05-9395-6b06171f4f34 · 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-2026-000084360
StatusPUBLIC

Content hashes

Canonical textb42aaea1502cf57883e954a6d8d9108012086f688c92689ea9f1adfbef6443a3
Markdown94a1ca2def08305150f54e211fcfde64e921366c561eb0993c231100b721dabe
PDF
Publication pagefb58a74971b4e52c4c6ebe241479fc5b39f0325275cc8d58eab3bdc52c1200f5
Manifest5026605385b93c143d0503b850b817a3b3e41b279633e485fb3a675a87021161

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
Signaturei+EjLFbRpF8BMy5onIsOxEFhUOVRLjcpAhURejFCTZBZ1Jb/s517/nf/41HES/JUJHziz/KLyDMfDJhgcbVNCw==
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

2026-09-17T09:56:17.693097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084360
observed fb58a74971b4e52c4c6ebe241479fc5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.676632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084360/manifest.json
observed 5026605385b93c143d0503b850b817a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.659448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084360/publication.md
observed 94a1ca2def08305150f54e211fcfde64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.642981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084360/publication.txt
observed b42aaea1502cf57883e954a6d8d91080...
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.