OpenTechnical

OT-2026-000022164

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000022164) never changes.

Identity and time

Publication numberOT-2026-000022164 · never reused
Internal UUID01a0ae6f-f4fb-7a23-87b0-fae811b7442a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022164
StatusPUBLIC

Content hashes

Canonical text04b0b598227f0e5de090e50f8664a2471c0fcf63b461bd5a952b8e9135a60fa4
Markdowna76054f8d11ec83bcb14e431bcc36411761d7904a123fc86277d00dc1b64b1cb
PDF
Publication page0f21a5e708e537fc9deb00ee41345066cb9c252fedd6d6efa8512d4c2e508f3a
Manifestad786539a096d77fda85ba09dc50ccc739ed70858ffc337d4b6fb469910f3ee1

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
SignatureYBUES2G0hfhKZaAnqJYxFLYz25nyfZN4JoUr7+VUbDFrfm/dSZdg2VR5kiNBvNTSiXzEIJ98VIW1Fl9Qh8EDDw==
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

2026-09-17T11:52:50.630315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022164
observed 0f21a5e708e537fc9deb00ee41345066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.613307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022164/manifest.json
observed ad786539a096d77fda85ba09dc50ccc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.594119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022164/publication.md
observed a76054f8d11ec83bcb14e431bcc36411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.575971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022164/publication.txt
observed 04b0b598227f0e5de090e50f8664a247...
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.