OpenTechnical

OT-2026-000086364

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000086364) never changes.

Identity and time

Publication numberOT-2026-000086364 · never reused
Internal UUID01a0ae9a-2c96-7932-b927-41ef11e1d325 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086364
StatusPUBLIC

Content hashes

Canonical text1820d48f26819a3f671711a05a9c3e20d479c9c22a3687abd77d15368fa58398
Markdowneb90ead81a71fb6bd8b34e7c7f6a715dcbfb9847908dcc20aa980c36bf4e2eb5
PDF
Publication page8f37e800268c05128e04b5b4106daf43186e258b2a1f9244c78a2f1ed49cf9a6
Manifestf3c5a34d8d9343a7e89eed230e34db9968cedbc85498ef470401c43b7858fbe0

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
SignaturepVlXOUn8mwZsndmsl+Li/zQTFOWDuOnaF7dq1XHS4CzoWgLDmMfFFk5llYVhrMykmslpNdw2eRHiAx6BWavRCg==
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

2026-09-17T09:52:03.232144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086364
observed 8f37e800268c05128e04b5b4106daf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.213231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086364/manifest.json
observed f3c5a34d8d9343a7e89eed230e34db99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.195964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086364/publication.md
observed eb90ead81a71fb6bd8b34e7c7f6a715d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.181271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086364/publication.txt
observed 1820d48f26819a3f671711a05a9c3e20...
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.