OpenTechnical

OT-2026-000038575

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038575) never changes.

Identity and time

Publication numberOT-2026-000038575 · never reused
Internal UUID01a0ae78-2d54-7b5a-b2cf-8ac13df2d8af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038575
StatusPUBLIC

Content hashes

Canonical text0c124e13eaa7ce1774fc29a673a925f0f878b3fb0c90405ca6c1cbec4095a762
Markdown6901307ec42d6c42c0044bc19b4b4e990ae3f57ec8f614ba705d11cf1b19e2be
PDF
Publication page04d787610e8660b09b364f9eed7f10ecc4addb9cd44d5dc57f4fb958b946098c
Manifestae8d51f400931bc3d5a4e145aaf9da66d582891b5b1d6c3d9b23930f5af2de04

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
SignatureEiajAcQTdLTcTsDSC2hGl+Uadfy9aKCiDh7uDWG3X9v+3tnuw/0v+MiIccCjZpQHd7V+a0MlBenOz+/+HcncAQ==
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

2026-09-17T11:22:50.876547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038575
observed 04d787610e8660b09b364f9eed7f10ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.858475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038575/manifest.json
observed ae8d51f400931bc3d5a4e145aaf9da66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.842300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038575/publication.md
observed 6901307ec42d6c42c0044bc19b4b4e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.823485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038575/publication.txt
observed 0c124e13eaa7ce1774fc29a673a925f0...
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.