OpenTechnical

OT-2026-000023382

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000023382) never changes.

Identity and time

Publication numberOT-2026-000023382 · never reused
Internal UUID01a0ae70-7268-7d4f-b032-952daea95d26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023382
StatusPUBLIC

Content hashes

Canonical textc5d16a893919217bac85f01629c21fdfd6412e45a759680efdb3183f7f8cd9a1
Markdownd6af8168ade3de049ba26c721b82260f228f2f275ab2c74f597fb5ace1e57b1e
PDF
Publication pageb9c08d3a454cb42c481fc2affc59199f7d6e76a2515ebf665bbd97b836ac8ae9
Manifest2ec42e01d5c1958b7dc5be9c19533a28d561f49366c398c35b646450ec83c873

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
SignaturebwFvH4WnEmjP3HGlqqVtTPC8aQgTqBlW17Q5tMnI7ttH5NNC3Y583FGROkszi50aOuhjvEm76AmMPJMldHirCQ==
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

2026-09-17T11:51:34.886894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023382
observed b9c08d3a454cb42c481fc2affc59199f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.868757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023382/manifest.json
observed 2ec42e01d5c1958b7dc5be9c19533a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.823962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023382/publication.md
observed d6af8168ade3de049ba26c721b82260f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.781734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023382/publication.txt
observed c5d16a893919217bac85f01629c21fdf...
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.