OpenTechnical

OT-2026-000065767

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000065767) never changes.

Identity and time

Publication numberOT-2026-000065767 · never reused
Internal UUID01a0ae8e-46fb-7cf4-a74d-d34e3752f98b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065767
StatusPUBLIC

Content hashes

Canonical text310c0c6aefb1d709fbb82177a12714cbcedf11743bea5d492a01128048a994eb
Markdownb111336fd2a8de54697f0b83c40ff75fa5d891621fdfa5b65426e5cfcb447a74
PDF
Publication page58b789f8e498afa2b4b4953cecba3271cfaf2f504288175fe3d2099c1ad6adc7
Manifest72a29274d2a4feb9eb9c703e7ff77738cb815d4bd803b4b1ccf749adb1911f9e

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
SignaturePAUdOe655S4+H/0ANh2/ovy4UllKXpbEk8ZUOsXIAvV8gJ3VuhLCXTOxpS0zARHkJ409PWbw9BZxEXJJXm9LBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:12.109647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065767
observed 58b789f8e498afa2b4b4953cecba3271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.091799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065767/manifest.json
observed 72a29274d2a4feb9eb9c703e7ff77738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.074689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065767/publication.md
observed b111336fd2a8de54697f0b83c40ff75f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.056326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065767/publication.txt
observed 310c0c6aefb1d709fbb82177a12714cb...
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.