OpenTechnical

OT-2026-000095336

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000095336) never changes.

Identity and time

Publication numberOT-2026-000095336 · never reused
Internal UUID01a0ae9f-8f71-72c7-9b81-cbab6ee4392f · 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-2026-000095336
StatusPUBLIC

Content hashes

Canonical text3acb1ac2be8b01ad0ebdd414e9e4beb77488e1244acd83feb0ac2e5cd9144c4b
Markdown583552b14ddc42f8d7c04fa784ce0c434eacf4a71f4f5f2b25123d7efaa7c6f7
PDF
Publication pagebce55d216e63ab01975e4da086269b5809ef83088e595f4d79a9df0ba2d9ebcc
Manifestbd0072118e800a5461041a2038c2a34b798c8cf0a693c33d036eb6bf66aabc12

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
SignaturecMa71UGnKwHI373tQ6ukkAnphAl+a78mXWJoI39yC0gaIv+GGmaCOAOZOLo62CZfgcBTKIV6JQ3HIFkwt8c/CA==
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

2026-09-17T09:36:41.564756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095336
observed bce55d216e63ab01975e4da086269b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.546175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095336/manifest.json
observed bd0072118e800a5461041a2038c2a34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.527811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095336/publication.md
observed 583552b14ddc42f8d7c04fa784ce0c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.509172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095336/publication.txt
observed 3acb1ac2be8b01ad0ebdd414e9e4beb7...
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.