OpenTechnical

OT-2026-000055101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000055101) never changes.

Identity and time

Publication numberOT-2026-000055101 · never reused
Internal UUID01a0ae86-5e81-7a99-aca0-75c8d552e0cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055101
StatusPUBLIC

Content hashes

Canonical text71c21a6024a57ed5c4422ab2d12bc87589ad9df09973e9bfe5f4c3f25748fc0e
Markdown8d3043aa96714a070d76f40ecb5e0b9ca274aa7d4d37482390704bc849dde173
PDF
Publication page9f6209d1b9b4f06c301ffd1c2f1657fd3f0d326f62156655fc63d8802da174f9
Manifest0779968ac02228bd0a35bf7aec64391ac6ff4d495c207f7079c13fcd310b1ff0

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
SignatureHx54Gbg+W52Ob4aiocYnc0LRv7OWqMQu96i9zgh1pzvk2iAnKzhh0GIraOqO2WT/3S6AUzcyxdDDj5pvUeGWCQ==
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

2026-09-17T10:53:15.671580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055101
observed 9f6209d1b9b4f06c301ffd1c2f1657fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.653633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055101/manifest.json
observed 0779968ac02228bd0a35bf7aec64391a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.635500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055101/publication.md
observed 8d3043aa96714a070d76f40ecb5e0b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.618574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055101/publication.txt
observed 71c21a6024a57ed5c4422ab2d12bc875...
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.