OpenTechnical

OT-2026-000098033

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000098033) never changes.

Identity and time

Publication numberOT-2026-000098033 · never reused
Internal UUID01a0aea1-92f8-7d03-a162-756b09927a56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098033
StatusPUBLIC

Content hashes

Canonical text91f605d8aa54bbb35eef8ccb00832477592c73e11b6dc2e369134dcb1dfe07d2
Markdownf6667a81025f4efecdbed2c81711fb39f1638aae81ee9cfe0700a66b849fd2b8
PDF
Publication page7a9328313a996196e66c00eaa27337bca3843142e79a84ec024f4261b42f19c3
Manifestfa5b4d7310690243776d2e422313f6f100745a47ccf7cf8d70fc772ca83f07e0

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
SignatureRBjQ2EbSgeex5yoIKAPLfWmVCGXNmq6/2ZKZcb315852zDADntHsALlaC7a7D9jKgkMdL2/Gsmdkxbl1V9thAg==
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

2026-09-17T09:33:12.729969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098033
observed 7a9328313a996196e66c00eaa27337bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.711086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098033/manifest.json
observed fa5b4d7310690243776d2e422313f6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.692118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098033/publication.md
observed f6667a81025f4efecdbed2c81711fb39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.673719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098033/publication.txt
observed 91f605d8aa54bbb35eef8ccb00832477...
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.