OpenTechnical

OT-2026-000074677

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074677) never changes.

Identity and time

Publication numberOT-2026-000074677 · never reused
Internal UUID01a0ae93-ac2b-7b52-be06-6dbea9a8d562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074677
StatusPUBLIC

Content hashes

Canonical textef8b6f813b75a336ffb4a5cf3b61e1dc83423b26c398421e2449c2a7dca0c00f
Markdownce0326b9c3f259db8175279b3d55366aa8511998d1ac8e68863f10d7daa7e7d7
PDF
Publication page104dbe16da208d800544c09c8d5173ccf0fa7d8c3e9f57ed35eb2c6e1e52ae01
Manifesta8cae3f096fe8f4de37ab53b9620d863517f6fbbc1c3e5a3fe79726aef38bdb4

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
SignatureGMKkCtXnb4dWYu4ZBjkKx5OszzNTy/70MhP7MUsVzL6hRbkj/JkEiRDygroyHI+LGjxPlv1zfXVZ7avB6hywCQ==
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

2026-09-17T10:18:15.628010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074677
observed 104dbe16da208d800544c09c8d5173cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.609105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074677/manifest.json
observed a8cae3f096fe8f4de37ab53b9620d863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.592220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074677/publication.md
observed ce0326b9c3f259db8175279b3d55366a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.575286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074677/publication.txt
observed ef8b6f813b75a336ffb4a5cf3b61e1dc...
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.