OpenTechnical

OT-2026-000058191

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000058191) never changes.

Identity and time

Publication numberOT-2026-000058191 · never reused
Internal UUID01a0ae88-6edb-7f0e-8931-3d31c9236912 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058191
StatusPUBLIC

Content hashes

Canonical texta542d729e82a945a4661d2d5d963b717df21526575f544399b2c400e2b355281
Markdowneac3399c82644b91d40641702d43876ab696496b1fb2b7e8bdbe24fcc93db1e5
PDF
Publication pagef3ba5484e1febc8cfbc88b09cd35ff0012472844f30116512460c1552db18b2a
Manifestb455552c72f0a3c3b9fc075afd41a636e5794c6d99f9abb66bae64d817aef136

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
SignatureyAazKt+jGq7lKjG0+vQVhxODJkfQjYtC7jPPdNoSymeBKZp+QSg9dwqN96MCmOxHyxEnLqt2puViITP6MbjkAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:53.918947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058191
observed f3ba5484e1febc8cfbc88b09cd35ff00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.900001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058191/manifest.json
observed b455552c72f0a3c3b9fc075afd41a636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.881853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058191/publication.md
observed eac3399c82644b91d40641702d43876a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.863148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058191/publication.txt
observed a542d729e82a945a4661d2d5d963b717...
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.