OpenTechnical

OT-2026-000045641

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000045641) never changes.

Identity and time

Publication numberOT-2026-000045641 · never reused
Internal UUID01a0ae7d-8f03-7a5e-add0-b1feafe46131 · 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-2026-000045641
StatusPUBLIC

Content hashes

Canonical text23cdf56ec8f73d400847225b05895fbd2bdb3f0f7dfb66eb89cfd10224b29c9f
Markdowne2dc5b5a9a71976fd33604fd723457188c9e0362d4758b5ddd46c682e5cbef0f
PDF
Publication page8213d5c18d91ba2d8026781beb4fa65c951beca2c4e35ef0c8602d9b181d770d
Manifestd0fefba363c6930dd1f77f816cbfe8c4909ccc43b9fcf7b01a000a5de979de8e

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
Signature2v4JrynzCE9opTkaazE2Bth51LScNtGSjFB4ZzfudvlHwWse/HZz7ZYGOzSeu7aFLeWs1VLp/c9aPAVjzDE/Dw==
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

2026-09-17T11:09:25.685139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045641
observed 8213d5c18d91ba2d8026781beb4fa65c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.666933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045641/manifest.json
observed d0fefba363c6930dd1f77f816cbfe8c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.647396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045641/publication.md
observed e2dc5b5a9a71976fd33604fd72345718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.628924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045641/publication.txt
observed 23cdf56ec8f73d400847225b05895fbd...
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.