OpenTechnical

OT-2026-000092137

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000092137) never changes.

Identity and time

Publication numberOT-2026-000092137 · never reused
Internal UUID01a0ae9d-875a-7177-a263-4f3ff1abf474 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092137
StatusPUBLIC

Content hashes

Canonical text5db652b4cd144e1c3bff400b32222544eb51981582d85135d5c3e10960bf8c03
Markdown7854c61e11987deccc90e6b36802f4244d4121b79ad094c9af2fbda3974d2766
PDF
Publication page11da277cafa99533452c5fa889e39396abaa74b0b8c58dfca0791964d4b24cbd
Manifest97add28160251b0d23d0d560344b022f607807825c8d3d86217c3599a01f69f5

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
SignatureqLgM4qIA+ux6/juBQmoKadui5jFhyGb0RwLsa0dEV7AYP2qcLVQdbyKrWW8SqltmaWnVlRl+raQAnsyGFcdVDQ==
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

2026-09-17T09:41:36.379364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092137
observed 11da277cafa99533452c5fa889e39396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.360544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092137/manifest.json
observed 97add28160251b0d23d0d560344b022f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.342064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092137/publication.md
observed 7854c61e11987deccc90e6b36802f424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.324454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092137/publication.txt
observed 5db652b4cd144e1c3bff400b32222544...
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.