OpenTechnical

OT-2026-000067675

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two 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-2026-000067675) never changes.

Identity and time

Publication numberOT-2026-000067675 · never reused
Internal UUID01a0ae8f-6bdb-7d11-a542-f806374287ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067675
StatusPUBLIC

Content hashes

Canonical text3d8f3e76beba15d54a739b514a952514496bfdd0130fb37cd120cbbb3a3c496e
Markdown492fd663f5c1584576d04441f68d3eee060708cad4f12160fb7464181ff290aa
PDF
Publication page9aa9949b4f99b76f4ea552a796708b7c85d2d078b7455a42736aaa3665501b58
Manifestdca247929ca3e64644799b7283288a7c2032c810f70553a55b210f22eb423b41

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
SignatureWiE4olvRWqeiim9j3cN+S/VRSAEinrGxN5xN5SdWXALtqLc6hx9FIwQ4iaIG53P4khu3UCkWrZ1QFNF8RvF5Bw==
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

2026-09-17T10:32:00.680346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067675
observed 9aa9949b4f99b76f4ea552a796708b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.661610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067675/manifest.json
observed dca247929ca3e64644799b7283288a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.642842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067675/publication.md
observed 492fd663f5c1584576d04441f68d3eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.618761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067675/publication.txt
observed 3d8f3e76beba15d54a739b514a952514...
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.