OpenTechnical

OT-2026-000060666

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000060666) never changes.

Identity and time

Publication numberOT-2026-000060666 · never reused
Internal UUID01a0ae8a-b7cd-7572-acf5-4df4207bde8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060666
StatusPUBLIC

Content hashes

Canonical textd0f180f35afea028a8cdb35b7baa1289a9b7017b64965bd24c50bfdf234ba229
Markdownf65b7401a23e8dce179f369b29b63bef0383dec3aa85811e97112bd2ade8108a
PDF
Publication pagec36cefe11766f16a5fa13351e9a72f8823e9db46e9e269a002c83f904795d972
Manifestfea8ae82300da3376c13f00da9586b8b3553f8f87cd014346ea0a730398dc46a

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
SignatureanBKOryw9UN0Mv3Bq/3WlaQEQtv0h9scxz1Qn2oqTooEbafKFKkbtVaIa3zAAoKfQWz2qMQYJ8kzDj/ycWk2Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:18.285716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060666
observed c36cefe11766f16a5fa13351e9a72f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.270368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060666/manifest.json
observed fea8ae82300da3376c13f00da9586b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.252712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060666/publication.md
observed f65b7401a23e8dce179f369b29b63bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.236171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060666/publication.txt
observed d0f180f35afea028a8cdb35b7baa1289...
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.