OpenTechnical

OT-2026-000066750

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000066750) never changes.

Identity and time

Publication numberOT-2026-000066750 · never reused
Internal UUID01a0ae8e-ce42-7d83-b92c-a4b69cf8b8d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066750
StatusPUBLIC

Content hashes

Canonical text83ce2e6569fb28b05a67c74d5e307b528e4312ff8ce3c859eefa0a9937626520
Markdown44a6541943f376289c7493763378268209f27b6ec6e2a68d3000ca47b8629fe0
PDF
Publication pagebee24305851ccd0a844d104d7dc154e423c9c7d181bc9a4c5baf711577b136a9
Manifest41753a8c9adb6a4c0550bed2caf17ea128aa3013e394f7a278f0a405159189c4

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
Signature0HuO4VAO3xxcrvuIowU/NTxAHsLfy8wR4hIMEBon3Pa3Q4/iTENu30mOZZY5REDPuyKXbnKuEftmoWHrAgsgCQ==
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

2026-09-17T10:33:09.710195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066750
observed bee24305851ccd0a844d104d7dc154e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.692800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066750/manifest.json
observed 41753a8c9adb6a4c0550bed2caf17ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.675971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066750/publication.md
observed 44a6541943f376289c74937633782682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.658262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066750/publication.txt
observed 83ce2e6569fb28b05a67c74d5e307b52...
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.