OpenTechnical

OT-2026-000097444

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000097444) never changes.

Identity and time

Publication numberOT-2026-000097444 · never reused
Internal UUID01a0aea1-55b3-7da4-ae02-a34dd561d33a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097444
StatusPUBLIC

Content hashes

Canonical text8e906cdfb06edd1fc4685ac66d352c7772f5829e7ccf8b242d8fb96a26240939
Markdowncfd7969781de1bf2b704b04b281c20f852e479c7869c668a13057f231a2380bf
PDF
Publication page9707b5b9bfd9e50d238af8971af4a0d9c6c67a10091a4b511a1705e309100e29
Manifeste5402471b2ed1458913b22184893c0978f09c9ad46faa4c303fad642fb41ac8b

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
SignaturejasoaD4Bnuxsj3+hwzn78PwiWcZyGfaU8CYl27Of1N+JXibnLvCfdeWhY2gwenQHctaWcYZopnbaS0xd68H1AA==
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

2026-09-17T09:33:18.307878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097444
observed 9707b5b9bfd9e50d238af8971af4a0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.290140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097444/manifest.json
observed e5402471b2ed1458913b22184893c097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.274706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097444/publication.md
observed cfd7969781de1bf2b704b04b281c20f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.258121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097444/publication.txt
observed 8e906cdfb06edd1fc4685ac66d352c77...
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.