OpenTechnical

OT-2026-000041864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000041864) never changes.

Identity and time

Publication numberOT-2026-000041864 · never reused
Internal UUID01a0ae79-e8a5-70bf-b3ec-48e5e8e8301c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041864
StatusPUBLIC

Content hashes

Canonical texte4f952cb2a33cef467d30b6deb8139dffa447aac83a2dafa8472f51446758139
Markdown05b9b5839f24f4da45f362cb8b6f557466f977b6347984062a708c3876e49e91
PDF
Publication pagea45b9faef8f4018147938d72b4f44684654360b5812dcb89bd006bd36fc358d5
Manifestd3e731880d24211f69531cececd90b010008c3069c259e625918a4758803f909

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
SignaturefHMKx1ovQEhgaqqX3SLn8xltouvby069BzE3/noXApzjhhY4XOmShZfeAasH/0vpvWcnhjVEFHOzGm2AUYh5Cw==
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

2026-09-17T11:16:44.167343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041864
observed a45b9faef8f4018147938d72b4f44684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.151476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041864/manifest.json
observed d3e731880d24211f69531cececd90b01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.134235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041864/publication.md
observed 05b9b5839f24f4da45f362cb8b6f5574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.116267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041864/publication.txt
observed e4f952cb2a33cef467d30b6deb8139df...
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.