OpenTechnical

OT-2026-000061399

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold 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-2026-000061399) never changes.

Identity and time

Publication numberOT-2026-000061399 · never reused
Internal UUID01a0ae8b-7b42-7e92-8c29-9182473cf2c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061399
StatusPUBLIC

Content hashes

Canonical textadb14948c0096dd038357f4f91a5f87e0a9509efc9db2478cf112ba6651e0e76
Markdown8e8928c3421e4c3f6d1891863ccde55a37d273ac0794749b400a7ac27a7a9578
PDF
Publication page055eb3195a440bb63e0d3bb9eb5acf320e9b80168c4fc8d6a46e90ce0c4d0dd6
Manifestf6200af1960b13223715f2ebaddfface50f7d649560abca6ffa6c97a1d66c66a

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
SignaturenIUMOzTXiCE2YcrKBIFfMurhXEkS0erLRq6vpwZOzXHaS/XRXhxakqO1NWbxIhenwVoAXYRS4SVahpm11fI/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:15.713318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061399
observed 055eb3195a440bb63e0d3bb9eb5acf32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.694731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061399/manifest.json
observed f6200af1960b13223715f2ebaddfface...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.677309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061399/publication.md
observed 8e8928c3421e4c3f6d1891863ccde55a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.659626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061399/publication.txt
observed adb14948c0096dd038357f4f91a5f87e...
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.