OpenTechnical

OT-2026-000098063

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000098063) never changes.

Identity and time

Publication numberOT-2026-000098063 · never reused
Internal UUID01a0aea1-e963-77ac-ae8a-6ed841837c87 · 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-2026-000098063
StatusPUBLIC

Content hashes

Canonical text6fb5b06ca8b633c11cf93322593d066bd6b35f8352e7202a3b2021e28440fb26
Markdownc597b00ef8708fe83fb311baa6c746d9c96fde34792da68edadc406a8b11dc26
PDF
Publication page2db0c8d59c5530fc0c0dfe50dc59d042699e5dc955f216fb10d1ac4f41967dbd
Manifestd23c1fbc2ccb0dea5bd99d9bc660087f84baa8b501643f7af0e0d71b0599706a

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
Signature0f+11/BozLs/PO9DyMf4uIP3LJ48WB1+C/glYlDJyIAkwEQ0CmwFcIaA1cWaMjY3VC6EXfXxLJVtp02MbHOKDw==
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

2026-09-17T09:31:11.555405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098063
observed 2db0c8d59c5530fc0c0dfe50dc59d042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.536078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098063/manifest.json
observed d23c1fbc2ccb0dea5bd99d9bc660087f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.519385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098063/publication.md
observed c597b00ef8708fe83fb311baa6c746d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.503488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098063/publication.txt
observed 6fb5b06ca8b633c11cf93322593d066b...
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.