OpenTechnical

OT-2026-000014719

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000014719) never changes.

Identity and time

Publication numberOT-2026-000014719 · never reused
Internal UUID01a0ae6d-d093-75cc-8d4a-0bb960180e0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014719
StatusPUBLIC

Content hashes

Canonical text5ef225b11e334df9e6a2cf31d2fa7b6f68856afffcc0f31f93a3bea702b45285
Markdown094fed614be9dd45824756ef98c8e0c07d33aa248342650e2541116956721f4d
PDF
Publication pagedf6455183004d2359291b069129da64a4c72e7888483fddde8617c9d366f1f20
Manifest252cee6e3f322eef2e0a1881daa39e6ba6460c4c3a363f2353834f6ca3812c25

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
Signaturee0W9prNUfWPaCmRgqv7rqcDIcUA3AbCmDcKr6UPSNU8OzrjJ5quSnJHikoafEqqFyOkaQoGSNKmmKsDnSMHrDQ==
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

2026-09-17T12:06:35.291946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014719
observed df6455183004d2359291b069129da64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.272374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014719/manifest.json
observed 252cee6e3f322eef2e0a1881daa39e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.253716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014719/publication.md
observed 094fed614be9dd45824756ef98c8e0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.234326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014719/publication.txt
observed 5ef225b11e334df9e6a2cf31d2fa7b6f...
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.