OpenTechnical

OT-2026-000100591

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100591) never changes.

Identity and time

Publication numberOT-2026-000100591 · never reused
Internal UUID01a0aea3-66f2-7e24-b617-74ecb5a48cb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100591
StatusPUBLIC

Content hashes

Canonical textbba993f75be82ebc4bf17f84f0430365f9e9a1b86283cbfe54d918f0ebbdc51d
Markdown592ca5a876c8c01b9db0107bce60fbfe7b669274294ab98469b3186d0c9828ea
PDF
Publication page2dcbea746d63653b5519c7b57f6de0ed7df709032faa11f8f735ae6636d52fe3
Manifest7268dad5ffacefba1eaa057cc8b7515ef3f067f484020c79dd713ef8b6cd33b0

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
SignatureDyjpd6fuiX0o0fDe4yoK9wdWO/eRHg0t3ZTDEefyigRL+14CCg338Vl8mlb24XiJsz5v8wj4NrUpPrOEQ9u9Bw==
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

2026-09-17T09:27:22.655666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100591
observed 2dcbea746d63653b5519c7b57f6de0ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.637617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100591/manifest.json
observed 7268dad5ffacefba1eaa057cc8b7515e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.620108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100591/publication.md
observed 592ca5a876c8c01b9db0107bce60fbfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.602203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100591/publication.txt
observed bba993f75be82ebc4bf17f84f0430365...
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.