OpenTechnical

OT-2026-000076235

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000076235) never changes.

Identity and time

Publication numberOT-2026-000076235 · never reused
Internal UUID01a0ae94-6a6f-7c66-a63a-95b2b9de81d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076235
StatusPUBLIC

Content hashes

Canonical textaf44d90ad5b08d824ea544cc14619c51dd5655cf7135c40e9c6df7583e1f8c38
Markdown6e0f2042e144f27de0bf7c48c5574a792868d1c8f5f311ca6c2d6888439d5784
PDF
Publication paged4587627a6c0b450c95673116382e82f665d12609b5670e6bfd827bd84d66559
Manifest34a15405c80d58ff040c4af627937052ee9aba9779270fec32d97910ef2e0f47

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
SignatureY76+9qaWWbErKAwmAfIBMQ6QsKqsti0kulOCmr/EOaOVAnVoYmuHSsBXMnpw56VTx0JBJ0XmdouZEf95725gCw==
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

2026-09-17T10:11:41.959143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076235
observed d4587627a6c0b450c95673116382e82f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:41.556590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076235/manifest.json
observed 34a15405c80d58ff040c4af627937052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:41.536473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076235/publication.md
observed 6e0f2042e144f27de0bf7c48c5574a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:41.514974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076235/publication.txt
observed af44d90ad5b08d824ea544cc14619c51...
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.