OpenTechnical

OT-2026-000095181

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000095181) never changes.

Identity and time

Publication numberOT-2026-000095181 · never reused
Internal UUID01a0ae9f-8f6f-7e9f-8f96-8502d1208ee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095181
StatusPUBLIC

Content hashes

Canonical text128b91c9697ac64509f07975656833318168cf7793d6eb2cbfb87eb0adf7b72c
Markdownf57c4d4b0f015ba42c9748869aaa2fe9b43539a9d34f96a9b2ccf7ca39b27157
PDF
Publication pageea8974d52727a7b3d4106b102bce455e3b4011be8b479aa18967cff22a1a0cbc
Manifestf716e0143583e0587169e67abb33c49c38f3b43c2fac9600657002a9595fa681

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
Signature1iqqj/slhQaas6OUXsDBaydgIAzJ9Z4lMZyydNpg9o33duD6hfsYS+SKW1z/YAn0G3rf3ELmm1q/QrFcCP+fBw==
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

2026-09-17T09:36:29.523553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095181
observed ea8974d52727a7b3d4106b102bce455e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.505279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095181/manifest.json
observed f716e0143583e0587169e67abb33c49c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.486990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095181/publication.md
observed f57c4d4b0f015ba42c9748869aaa2fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.467896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095181/publication.txt
observed 128b91c9697ac64509f0797565683331...
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.