OpenTechnical

OT-2026-000098331

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000098331) never changes.

Identity and time

Publication numberOT-2026-000098331 · never reused
Internal UUID01a0aea1-e965-7332-b84f-1dc3154b480c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098331
StatusPUBLIC

Content hashes

Canonical text9eed6452a72bce3ae572ce735b3649546881450d680593f722766a9ab5d0c9fb
Markdowna236a908c19b57790373bf782c530cfbad815a0d1a109354b4fd9a2b01b9a3fa
PDF
Publication page11577e7a191aa1b89e5388070ba7945a7a38b957a00ed645f4c1466bce530e8b
Manifestbf99882f5fa99f56ec9af84b0d908362cb32f3bdacddf4fa866f79b629c22d59

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
SignatureQKY8o3KmytmLLX9KUdjkLcLcR3U1BuYO4oI/f9qbSqzfoIaA5cwJy4IsArZLI1iMlOmZyJQ11mfysO9jomXvCw==
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

2026-09-17T09:31:32.521487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098331
observed 11577e7a191aa1b89e5388070ba7945a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.502772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098331/manifest.json
observed bf99882f5fa99f56ec9af84b0d908362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.483436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098331/publication.md
observed a236a908c19b57790373bf782c530cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.465000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098331/publication.txt
observed 9eed6452a72bce3ae572ce735b364954...
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.