OpenTechnical

OT-2026-000056370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000056370) never changes.

Identity and time

Publication numberOT-2026-000056370 · never reused
Internal UUID01a0ae87-4bd2-767b-adf9-c6a5ebe3bf22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056370
StatusPUBLIC

Content hashes

Canonical text8523737c55e5b90d36549073779cf1147c50d4e51f6d6ccf19c0fe709cb20ce4
Markdown1af0e839e6f14b9f21292c282877ab86d008caf12e77a65532552db6922c05a5
PDF
Publication paged083dbbb7482478706fb8f1a9ce0d4a4b1676f0d142abdaa4ec091d1eb3e1ea4
Manifestf29a308dc9cd3e77225debfde7294d6501d967858e0ea823421230c0d0efa801

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
SignatureWhvnvugi7ZdLPReZIrWmTgAq0OAeUTRykKdgr3C9fM98Q4tG8rwZb82fl7cGku8D440yCxQBcNKcVMKCEW+RDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:53.236519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056370
observed d083dbbb7482478706fb8f1a9ce0d4a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.218853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056370/manifest.json
observed f29a308dc9cd3e77225debfde7294d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.200022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056370/publication.md
observed 1af0e839e6f14b9f21292c282877ab86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.180545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056370/publication.txt
observed 8523737c55e5b90d36549073779cf114...
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.