OpenTechnical

OT-2026-000078747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000078747) never changes.

Identity and time

Publication numberOT-2026-000078747 · never reused
Internal UUID01a0ae95-ccbc-79cf-a907-0a933659cf64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078747
StatusPUBLIC

Content hashes

Canonical text8a5360c265fb9a7a9b6e6ec83a33d6d092523d4a68927f1a6de0f3f0aebbbbe7
Markdown6a6a19d485e932e5931ba97f9a6b6b66bd18e04853c999bc535d2f7bfe323820
PDF
Publication pagedef302612af373a81f18c471da29a78eab40852332e5e482d1f1edfeb0caad57
Manifest939738199b6ccdaf1d7b1db0a8f9b14f3af802c78082ab09dbb124a3841fdf4b

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
SignatureNclU7cseW2KH69mXNqFiCIaFGu0U1RxMszd7biRX0dR7buhMz/ppbiCtB3A5pZLKYsSiv7Utm60zIToe+ArBCA==
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

2026-09-17T10:05:31.966340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078747
observed def302612af373a81f18c471da29a78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.948782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078747/manifest.json
observed 939738199b6ccdaf1d7b1db0a8f9b14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.930997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078747/publication.md
observed 6a6a19d485e932e5931ba97f9a6b6b66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.911219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078747/publication.txt
observed 8a5360c265fb9a7a9b6e6ec83a33d6d0...
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.