OpenTechnical

OT-2026-000009967

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, vented after 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-2026-000009967) never changes.

Identity and time

Publication numberOT-2026-000009967 · never reused
Internal UUID01a0ae6b-cb79-7837-8374-8b84e7602c27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009967
StatusPUBLIC

Content hashes

Canonical textf3c6a59c645967c3a9c660d8ed9354576f96196669f35d00c28d0257464d8a1e
Markdown835005e98aca577dbf69befd455dac406b4451a822b3ecffb91f8ddfde5cb559
PDF
Publication page5bd2fa75afbf303e9fc290ec562b6d1befeb8e11435c92ab2a41cf2938dd8b97
Manifest737ba7b0917a34b28b1f16c03a8d8edf4704a028f25791e6499871bb3417e4bc

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
Signaturevhm3hFLvhdWovqU/jM0UULkzxYxrV49MiobC+tIxgW939u+HuLNyv6UBKBg+yaSX/flAQCZhZy+UHMZzKr8KDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:00.382307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009967
observed 5bd2fa75afbf303e9fc290ec562b6d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.363855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009967/manifest.json
observed 737ba7b0917a34b28b1f16c03a8d8edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.344487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009967/publication.md
observed 835005e98aca577dbf69befd455dac40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.324286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009967/publication.txt
observed f3c6a59c645967c3a9c660d8ed935457...
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.