OpenTechnical

OT-2026-000013914

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000013914) never changes.

Identity and time

Publication numberOT-2026-000013914 · never reused
Internal UUID01a0ae6d-8dea-751a-848a-3115f1dea1ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013914
StatusPUBLIC

Content hashes

Canonical text33b5c416aceddcb679c5f9f2d36570cf8503794f07d0206653237012181f0a9b
Markdown49023c8de8548abff46ee21d2a915b53da512230cca19a97481ba69dfba8b11c
PDF
Publication page6f14f5083a672a3ec999607ef30cd857442751679d0b40156fa4f1fe9c34874f
Manifestda96b1c744e8e550d0e423f71d19aed459fd82d9428046518a6ab086d7bbe156

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
Signaturea2h8x9tao0x4JmzkmN9FQQ7lyVu4vAH3CzjClnIKU8JKfLCynlYqZ8criHuPEilRV2oPwTsQn71FNxc5+aeWBA==
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

2026-09-17T12:09:02.715981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013914
observed 6f14f5083a672a3ec999607ef30cd857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.697759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013914/manifest.json
observed da96b1c744e8e550d0e423f71d19aed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.678058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013914/publication.md
observed 49023c8de8548abff46ee21d2a915b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.651566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013914/publication.txt
observed 33b5c416aceddcb679c5f9f2d36570cf...
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.