OpenTechnical

OT-2026-000097154

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained 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-2026-000097154) never changes.

Identity and time

Publication numberOT-2026-000097154 · never reused
Internal UUID01a0aea1-01c9-7d8c-8bd8-7a2c89b4dfe5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097154
StatusPUBLIC

Content hashes

Canonical textc145c6cbe223a50bc5fcd5af6f208f1f4edfa5d018ad5f90cc59715c87b06e04
Markdown8c040793dedc1ced7f882866c4c56a86aa2e2644d17743cdbae9eecdb8ffb0bd
PDF
Publication page6750497a252814525c4dc180061dc74333966c639064c8951ec808d2922a6a9f
Manifest1ea1dbb874dd93189cfddc6356293bc5ec81f62c25e9858a9b32bbe0b7b91b3f

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
SignatureoDeesP31AORSoYw0Sedr2cfXcpgPYcqrd5XqW4DNWIiF3R+l7Jww9F8Plox12pEXOgMysL/GQIivFV/vW8xaDQ==
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

2026-09-17T09:10:58.118927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097154
observed 6750497a252814525c4dc180061dc743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.098335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097154/manifest.json
observed 1ea1dbb874dd93189cfddc6356293bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.951444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097154/publication.md
observed 8c040793dedc1ced7f882866c4c56a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.933810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097154/publication.txt
observed c145c6cbe223a50bc5fcd5af6f208f1f...
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.