OpenTechnical

OT-2026-000025780

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000025780) never changes.

Identity and time

Publication numberOT-2026-000025780 · never reused
Internal UUID01a0ae71-a83e-7257-8e30-a8bd617bcba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025780
StatusPUBLIC

Content hashes

Canonical textfc2c0ed3ecfdfb4933a749ebf27b2fbdc380b212247529478475e2fff2480795
Markdown77bae113efaf70aa1901bb00073277415543768ccd50cab65e55921d039d3e17
PDF
Publication paged12284592111ebf4abad086bf9e6c847f2d7f25761ff766fa247bfa24c674a54
Manifest85c44b0dfbf12e741882bc800938394f5df87128649ba76a5dfa7ebc77cd0609

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
SignaturebUC68tblaXS5lD5Vab3Ee21lCXvxX69LNktceORYZaFz5d7fRpLul0G3YaIozPNZxPAmpxixj7VdxtzlO9SgCQ==
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

2026-09-17T11:45:58.933834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025780
observed d12284592111ebf4abad086bf9e6c847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.916028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025780/manifest.json
observed 85c44b0dfbf12e741882bc800938394f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.898622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025780/publication.md
observed 77bae113efaf70aa1901bb0007327741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.880657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025780/publication.txt
observed fc2c0ed3ecfdfb4933a749ebf27b2fbd...
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.