OpenTechnical

OT-2026-000053961

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000053961) never changes.

Identity and time

Publication numberOT-2026-000053961 · never reused
Internal UUID01a0ae85-b3a7-7539-91f4-a18b85c990ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053961
StatusPUBLIC

Content hashes

Canonical text358c8b35d9a5ac04d8fb0b01fd2ca6b4faeead1458f5fb68492fdcda0883ed85
Markdown252436a3abe87232a7c73f4917d4384a3ecaede46830354f0c2209052f2df08a
PDF
Publication page33ddebcdf27ac16fab95bdd368fbcc9da91df1ba37cc26915d852338da770e41
Manifestb85c1314ccbfc5f1c4a55ed1c76189eb53987e6845cc681110699c666e795474

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
SignatureCwsehq8oeyVfxtR9Tjvv5p36fizFLD89Zwfuxvwm8F63sI++fc63QgC00+CKkgsJTvUel4O2xHirqVN/UqAmBQ==
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

2026-09-17T10:54:13.729639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053961
observed 33ddebcdf27ac16fab95bdd368fbcc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.703553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053961/manifest.json
observed b85c1314ccbfc5f1c4a55ed1c76189eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.677201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053961/publication.md
observed 252436a3abe87232a7c73f4917d4384a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.649781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053961/publication.txt
observed 358c8b35d9a5ac04d8fb0b01fd2ca6b4...
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.