OpenTechnical

OT-2026-000045885

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045885) never changes.

Identity and time

Publication numberOT-2026-000045885 · never reused
Internal UUID01a0ae7d-8f06-7992-9652-ed9fe62d4e54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045885
StatusPUBLIC

Content hashes

Canonical texta5dd349f7d5c1844d8517e47769a0f3679fc74feb84861929a53eaa005fbd789
Markdown182c884f8faefe1fcaa3d2656844231817e531362e009a65b9f8b21a6614853c
PDF
Publication page146260e85d60c1ab42c2ed4234f7421ca1793dbb333d543de1a8469443b88460
Manifest44f427e55ee641e4be9128df76c787ae166c1fcd12b845ff97fd3a970c58d926

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
Signature5ofJAhThpc6wpkZD8Ua0IBkKALI3Qv/1uMufHTUd2qz41cIOc53unkMQ30bbzYrX7kQZ3SQt0Jtk5ngKTobJBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:46.658246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045885
observed 146260e85d60c1ab42c2ed4234f7421c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.638409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045885/manifest.json
observed 44f427e55ee641e4be9128df76c787ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.603897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045885/publication.md
observed 182c884f8faefe1fcaa3d26568442318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:46.571091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045885/publication.txt
observed a5dd349f7d5c1844d8517e47769a0f36...
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.