OpenTechnical

OT-2026-000023936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000023936) never changes.

Identity and time

Publication numberOT-2026-000023936 · never reused
Internal UUID01a0ae70-aed6-7be1-a84a-5fa021aaa0dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023936
StatusPUBLIC

Content hashes

Canonical text3df7d99fd99b4657dcb7f7b1fca58292820432cf7ac7be7178935a154e6412a8
Markdown2b26184b75601e9f4e29544bf035f1a9afd469bd31c5c02e32b676571342aa93
PDF
Publication page9c8d7385949d81462a8c92976a03e8f8f817f81855040c020b7479444058fef9
Manifesteea175932dcf14e5f1d63290c94d140681d5b6487d83c693c93dc24b2f692a23

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
SignatureP0OszhBCUB+/F+Wui54wBmCT7sVCKGmieFDQ2Z/+TJFYtvXgEfxX/7sJ2/HDtNqBFPyaOHi2OAV/L0b2tnaTCg==
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

2026-09-17T11:50:33.797610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023936
observed 9c8d7385949d81462a8c92976a03e8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.779286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023936/manifest.json
observed eea175932dcf14e5f1d63290c94d1406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.762674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023936/publication.md
observed 2b26184b75601e9f4e29544bf035f1a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.744595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023936/publication.txt
observed 3df7d99fd99b4657dcb7f7b1fca58292...
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.