OpenTechnical

OT-2026-000050186

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000050186) never changes.

Identity and time

Publication numberOT-2026-000050186 · never reused
Internal UUID01a0ae82-5c45-73c2-98ba-c5e03c18bf80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050186
StatusPUBLIC

Content hashes

Canonical text09a4b85d2f4b54ff9ac6cb9f77ae85abd49ba85b02888f2908c818f929c270f7
Markdownb76f11c0ac8bd03d57a316270c37a5e8ca1bdf1643123cf9e25ac771a83e0c0d
PDF
Publication page42e19e36cff1dc69327515d6e4a33d1941cd4bc61f12d66d93f42d54749e5045
Manifestfab11536c5c31e0df4ec6fa1733748a0666734846b839d060f18131e5c2f2f8a

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
Signaturet6OBMuqQv0s7OZ3TaO3e7Hh27mYb3xL10Fkin4GeYeOZk5eHIPEbLVhTISfdkHA4nt7CfdjE8tcDfoLCZ7q0CQ==
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

2026-09-17T11:01:10.177106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050186
observed 42e19e36cff1dc69327515d6e4a33d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.160269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050186/manifest.json
observed fab11536c5c31e0df4ec6fa1733748a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.142104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050186/publication.md
observed b76f11c0ac8bd03d57a316270c37a5e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.124156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050186/publication.txt
observed 09a4b85d2f4b54ff9ac6cb9f77ae85ab...
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.