OpenTechnical

OT-2026-000064338

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000064338) never changes.

Identity and time

Publication numberOT-2026-000064338 · never reused
Internal UUID01a0ae8d-a460-7c01-bb67-bbc4a2376033 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064338
StatusPUBLIC

Content hashes

Canonical text22fde6b0d407e31e73790df2f581d4a814a9cd2f89454aeee0866bc0492127d9
Markdown59ac75f2f05c87bc1246feba4a68a2f9221f1d4db143b0c7a53ba428a9a03449
PDF
Publication page2c9b56080658a5e87259be1ff9a9a3b1b617803614fa1e2806bf4e68b439ea8a
Manifestd5ec73a919f7a836376036cbc6d524f608d60ef74f5230b290bde236f83afc64

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
SignaturetGgQ7aHR+JHDnXT0i2RfnS97rfrXMt0WTJsGUeUkKrLJpjqjEJjYHEY7/Z5y+7sjjjAL4q4i6UcxWDt3NRXDCg==
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

2026-09-17T10:36:29.725760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064338
observed 2c9b56080658a5e87259be1ff9a9a3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.708884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064338/manifest.json
observed d5ec73a919f7a836376036cbc6d524f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.690536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064338/publication.md
observed 59ac75f2f05c87bc1246feba4a68a2f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.673944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064338/publication.txt
observed 22fde6b0d407e31e73790df2f581d4a8...
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.