OpenTechnical

OT-2026-000063132

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000063132) never changes.

Identity and time

Publication numberOT-2026-000063132 · never reused
Internal UUID01a0ae8c-94aa-77cf-9000-a6f0ed33e715 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063132
StatusPUBLIC

Content hashes

Canonical textb55e8fa286c47abc047306c8cd5182b24224a3f6c8ef9e3299691dcdbf179cde
Markdown57c37e15502234cddf672eedfaa342425a5a788c6432fa43e6d9a9f13c0eb830
PDF
Publication pagecf5c8304be0e6adb60c284e7b97379eaef53c4fd7c057cedb4f40b299205f759
Manifest61e7e1e58fd434e4255a8de698a6c0c57d4501337d8e37bb69efbf48408efd06

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
Signaturez2pNTzShX6onIBKIAmj1kB38bx5LGZEDQsIIDaKiQLyVI6PpLYIoMguU+YQy+C/pT3dn/Mw1xlXx27bsigauBg==
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

2026-09-17T10:38:54.865784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063132
observed cf5c8304be0e6adb60c284e7b97379ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.848054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063132/manifest.json
observed 61e7e1e58fd434e4255a8de698a6c0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.829878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063132/publication.md
observed 57c37e15502234cddf672eedfaa34242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.812872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063132/publication.txt
observed b55e8fa286c47abc047306c8cd5182b2...
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.