OpenTechnical

OT-2026-000067263

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000067263) never changes.

Identity and time

Publication numberOT-2026-000067263 · never reused
Internal UUID01a0ae8f-6bd6-7977-9fb5-e075a2fd3619 · 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-2026-000067263
StatusPUBLIC

Content hashes

Canonical text4fd3fbb927949002bf269578530fb533fa8beae58744723ef649bc56fd354245
Markdowne101630c967b1ffa86fb56d427bbd18d328ce482494ad017f85f8a8c57dbc38c
PDF
Publication page97f39926a401e06e4e18d96d3b456349091572b16391d4fb5af696644161da5b
Manifest723fd005e4e2ff8803dcc9eddd029139ee64566f8691d902cc0003d2d2623bdd

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
SignaturettF/n2ps0b2sdBd6kh36nYchwK/MvdgfOTuToPYRv0ecXyExRUL1rvi9Dzn4ylOOQUb4BX12bM+SUKT6w/4qDg==
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

2026-09-17T10:30:56.632469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067263
observed 97f39926a401e06e4e18d96d3b456349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.614986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067263/manifest.json
observed 723fd005e4e2ff8803dcc9eddd029139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.595601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067263/publication.md
observed e101630c967b1ffa86fb56d427bbd18d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.577799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067263/publication.txt
observed 4fd3fbb927949002bf269578530fb533...
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.