OpenTechnical

OT-2026-000039002

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039002) never changes.

Identity and time

Publication numberOT-2026-000039002 · never reused
Internal UUID01a0ae78-9672-7dc6-8a67-8f5dc194f920 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039002
StatusPUBLIC

Content hashes

Canonical textfdf278bcf7fabf70b0d4fa8a17c913a138dfc630dce2ee129a7785b5dcaf3066
Markdown40617c1b06edda533bf0c5438dc8b5e14ff2d167c9f0995054e6669636ffd14b
PDF
Publication page336560a81e21c9e47a33959b1bc81246ec4a12fbdd447e1f158b7be6d6806555
Manifestaf361ba50de451d423516b5a61d991f832dfcfc301795b24b3b43e95a92cadd2

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
SignatureH/ChTKv7gHnukNDJb2xVNjoP1hKdpb/mgQxD1MVvsSb6CwFhQKlAwRzb85eZ0Ood6xuOZRvr1U26T6RTERiBCw==
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

2026-09-17T11:20:20.530357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039002
observed 336560a81e21c9e47a33959b1bc81246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.512165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039002/manifest.json
observed af361ba50de451d423516b5a61d991f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.493949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039002/publication.md
observed 40617c1b06edda533bf0c5438dc8b5e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.473217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039002/publication.txt
observed fdf278bcf7fabf70b0d4fa8a17c913a1...
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.