OpenTechnical

OT-2026-000059506

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059506) never changes.

Identity and time

Publication numberOT-2026-000059506 · never reused
Internal UUID01a0ae89-8619-75fd-aafd-2f0f38d585f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059506
StatusPUBLIC

Content hashes

Canonical text69c3a5f17c255a048a2e726b080357726e9a70caf39affeaa207e12522524555
Markdown578bdb26fc96072fe9ca45da1cee992389b3107c590e4ee0c780eb8bb2f3a7cf
PDF
Publication page853e0d6cd129598e026339843f04689f729c31047678b26cd741ef8bd58287ca
Manifestdb8f8456609cda79888bb5a55a7eac838766cfbf1bb9f4856c57db84eebaa271

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
SignatureDjrbZhScM31QAIv1Hx4s7UbyVXaJNn0OoaTRasuJmvFxiu2RmfSaxkoFX837VuFPbkjZgwDX8paugx4PXi0GCA==
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

2026-09-17T10:46:13.251879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059506
observed 853e0d6cd129598e026339843f04689f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.231680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059506/manifest.json
observed db8f8456609cda79888bb5a55a7eac83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.211860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059506/publication.md
observed 578bdb26fc96072fe9ca45da1cee9923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.193188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059506/publication.txt
observed 69c3a5f17c255a048a2e726b08035772...
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.