OpenTechnical

OT-2026-000005605

Publication integrity record

Bellows cup vacuum gripper, plant vacuum fed, pressure verified, pulsed blow off after 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-2026-000005605) never changes.

Identity and time

Publication numberOT-2026-000005605 · never reused
Internal UUID01a0a93e-c4c8-7ca6-a5e0-dbf2fa36809f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:18.251716Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005605
StatusPUBLIC

Content hashes

Canonical textc6df59123e6c85c22482653e7b15ba0737d8f4977d741b73a44c473cd315593f
Markdown8a789ca11fc374c564a0519f14df5614d876d3eaae51f8b9e655a2a6e701621f
PDF
Publication pagea31f7fa21822429189c031d37e0ee8176aae2311bde013fefa63d2a69c539afb
Manifesta99338405a77336aa20aa79448d5fbf73fab071ec28f74bd7ef263199ce97c40

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
SignaturezRt7MpXFhO3wq/qHR3rI4Lxf0wV702I9buy/AGG/tq7K9AO1kSjUcTuvmT1TK44mUR+izw+rsoRqpRqi0I4KDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:21.632354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005605
observed a31f7fa21822429189c031d37e0ee817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.495706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005605/manifest.json
observed a99338405a77336aa20aa79448d5fbf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.482599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005605/publication.md
observed 8a789ca11fc374c564a0519f14df5614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.468611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005605/publication.txt
observed c6df59123e6c85c22482653e7b15ba07...
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.