OpenTechnical

OT-2026-000046299

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000046299) never changes.

Identity and time

Publication numberOT-2026-000046299 · never reused
Internal UUID01a0ae7e-57cb-7346-9d08-329a802c6793 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046299
StatusPUBLIC

Content hashes

Canonical text2636e579e0c43de92044c2856b57529153821fa09a7ba6698b35e6ed98d0eddf
Markdown62df76a217e5e185cb189340feeedcd8b0f263b8ac5555da8e6b4f68bb100ec2
PDF
Publication page3439214815bf1c174b2080be7d3d76f1beafcf5b9b014203544839c0d43f9de2
Manifestbc2c517ef4a4c5583ddb566a673ad8c76f95cf976150f9eb9b388ac16d260cbe

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
Signaturexk4yqGshvR5Xd2PziIJGqyu72/qL/Nb2OITKmKhrPOe48kwNHOfbdrZfaKzBafBbL+0Hwh4tUckq2YfTN7BgCA==
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

2026-09-17T11:08:16.133875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046299
observed 3439214815bf1c174b2080be7d3d76f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.113669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046299/manifest.json
observed bc2c517ef4a4c5583ddb566a673ad8c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.095204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046299/publication.md
observed 62df76a217e5e185cb189340feeedcd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.075938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046299/publication.txt
observed 2636e579e0c43de92044c2856b575291...
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.