OpenTechnical

OT-2026-000097136

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single 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-2026-000097136) never changes.

Identity and time

Publication numberOT-2026-000097136 · never reused
Internal UUID01a0aea1-01c9-7dfc-8316-2c90858cbd07 · 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-2026-000097136
StatusPUBLIC

Content hashes

Canonical textdb127f4d0493f8ea6b76d2c1ba22c4920de463aff83ed1847810770a76114196
Markdowne17f6929a0353dea3ae114da323ec06825ae32db4a2c1e3b15da1de4ddba07bf
PDF
Publication paged8c5d926812d0ef289ad1022bae13a8c574103b57226e9c3527aab77080a00df
Manifest22d296a16aa64932fc1b35f9ffc0f794c5ffda67c5fa9aaeff227351237e0ced

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
SignaturepmuoWYC6fDN+tFU34fEkDm4u/T2nyn0n03hytMjrcYyxFit/Sy3bUkGUC+/nymbfriDIdTVaf7ixgVTU+Fj+Dg==
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

2026-09-17T09:10:55.092444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097136
observed d8c5d926812d0ef289ad1022bae13a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.950385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097136/manifest.json
observed 22d296a16aa64932fc1b35f9ffc0f794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.929981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097136/publication.md
observed e17f6929a0353dea3ae114da323ec068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.907670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097136/publication.txt
observed db127f4d0493f8ea6b76d2c1ba22c492...
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.