OpenTechnical

OT-2026-000036288

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000036288) never changes.

Identity and time

Publication numberOT-2026-000036288 · never reused
Internal UUID01a0ae77-01d0-731d-a9fb-5173ebff706e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036288
StatusPUBLIC

Content hashes

Canonical textf3c78522da75f0904e4361fcb31ecf2ab6fe95e31879f7eaf4640cd92cbf5727
Markdown55aac86161a687cd6110b2823bc2c5a9d6bb590000c91cdb6b83ecd9405fe161
PDF
Publication page3b4096965b48ec4d761a1588e1fb56a2966e488cf2d43c21b77bc5432a93f3bb
Manifestde3e12582189a4fc4f21e497bfaa15dbdc6b868e24af006a73c1b6fb5409d805

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
SignatureVf9n6Wsfc9ytMTNJ/ewHMAuy8bvtD1xBUP6XR54TxIMd7udGZM/pjJEbR6tVfnkcqjtozM8UtkxMmPagFKB9Ag==
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

2026-09-17T11:26:33.262989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036288
observed 3b4096965b48ec4d761a1588e1fb56a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.244615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036288/manifest.json
observed de3e12582189a4fc4f21e497bfaa15db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.226417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036288/publication.md
observed 55aac86161a687cd6110b2823bc2c5a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.208626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036288/publication.txt
observed f3c78522da75f0904e4361fcb31ecf2a...
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.