OpenTechnical

OT-2026-000039503

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000039503) never changes.

Identity and time

Publication numberOT-2026-000039503 · never reused
Internal UUID01a0ae78-d8d2-7655-9426-ec46037dfb68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039503
StatusPUBLIC

Content hashes

Canonical textbab22df8bbe7979b47261af7491a6a71489989d6e7e331f4fcc12a9bedd650e5
Markdown0798848da5ece761621c092ed0796817873ba189e24a4f11f2a99847c50b4e17
PDF
Publication paged084805cdc09fd5760caf0a533086414440627cdda053c0ac9e6adf675061024
Manifest0031abb34b6d567c06d86d29e1c0cae2b88b6ac9c574687d63dc29b40e3b6f96

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
SignaturemJxbfvttaCk/EQ5le3mUlz1Q/bbR27CyxP5JYFiVonfQmYd1K/9Pkz7DEC2OskEurZOj8DqzDGqRtmMjm1jFBg==
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

2026-09-17T11:19:38.267722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039503
observed d084805cdc09fd5760caf0a533086414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.250327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039503/manifest.json
observed 0031abb34b6d567c06d86d29e1c0cae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.232139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039503/publication.md
observed 0798848da5ece761621c092ed0796817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.216178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039503/publication.txt
observed bab22df8bbe7979b47261af7491a6a71...
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.