OpenTechnical

OT-2026-000098628

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line 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-2026-000098628) never changes.

Identity and time

Publication numberOT-2026-000098628 · never reused
Internal UUID01a0aea2-42ad-761a-94c2-36360747c947 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098628
StatusPUBLIC

Content hashes

Canonical text35c140bd67a5ac392c06ef0dc39f67bafafe8373a93e46e585981956d1231a33
Markdown75b326fe02d8e290857e26e7f18bed2653236bc9c8bced45630ead573212e503
PDF
Publication pagebb68c7fabb7d8509d90af4ba4e14a058000719fa530f4c4c835c10291d5c6b57
Manifest27c6e5d8c4979fd00af8df2cf9ec2cfb8b23ad8acb6c53f6a6ecf2467b5f852e

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
SignatureAVqqg6eotvkDLpdw+G5d7kmQ/HPk1qO90tqpb8ws5Y+Ej4qvg+q/Zxd4CB0LIrvppj8k0fzBf+uecv653n5SBQ==
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

2026-09-17T09:30:55.069598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098628
observed bb68c7fabb7d8509d90af4ba4e14a058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.052631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098628/manifest.json
observed 27c6e5d8c4979fd00af8df2cf9ec2cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.034082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098628/publication.md
observed 75b326fe02d8e290857e26e7f18bed26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.015626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098628/publication.txt
observed 35c140bd67a5ac392c06ef0dc39f67ba...
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.