OpenTechnical

OT-2026-000097391

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097391) never changes.

Identity and time

Publication numberOT-2026-000097391 · never reused
Internal UUID01a0aea1-01cb-7b37-8867-28bf1cfb9d95 · 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-2026-000097391
StatusPUBLIC

Content hashes

Canonical text26099eaf312d92733365c47578bfbaf703dee39b633342dc295c587284840349
Markdownec154390f5da00b347e19b96a179e5eb88fadae1e84528f11f9556d34a4ad87c
PDF
Publication page727f06c24688263701f695eba686b6546211152f4768ae1733f98320fba3c020
Manifest087a0467b76773df52e45d2b72d7d63a00efd038e4b8625de19185bcfd22405f

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
SignatureIgQChgHcnbtiJIcUqtXsX1URi1uyqizD6Y07owKl8SxmkPKsxPKhwDq0Z7odbjULcIdI+gN9batx75HHtgTBBQ==
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

2026-09-17T09:33:40.441046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097391
observed 727f06c24688263701f695eba686b654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.422858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097391/manifest.json
observed 087a0467b76773df52e45d2b72d7d63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.404935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097391/publication.md
observed ec154390f5da00b347e19b96a179e5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.383220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097391/publication.txt
observed 26099eaf312d92733365c47578bfbaf7...
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.