OpenTechnical

OT-2026-000055718

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000055718) never changes.

Identity and time

Publication numberOT-2026-000055718 · never reused
Internal UUID01a0ae87-09ca-78f2-bff5-a5fbb796d8d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055718
StatusPUBLIC

Content hashes

Canonical text2ea383eeb223b5d154adf8c8e49ac619455e67b9cce238fa67654edb8a98b261
Markdown0e169332a338753c8de0aef8d0de5350d69477820a14a37f214c6a0db878d91d
PDF
Publication pagea6ba383a6596d589156e89b0eca9dbc7aacdbd2a6e6fd61199b285f40007c778
Manifest1aad9bf2bca80e64cf9065b31b2b14fe662f0fe85f229a46b4141fda8958f851

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
SignaturerK2Khz1prczfb9aP46VtoNi2yAI5N92QWKdfhIUKjDh/DE465bBueJu060O6g4iNgLrWjWjAUKRc6iGp3ZSBBA==
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

2026-09-17T10:51:03.157037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055718
observed a6ba383a6596d589156e89b0eca9dbc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:03.137593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055718/manifest.json
observed 1aad9bf2bca80e64cf9065b31b2b14fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:03.116650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055718/publication.md
observed 0e169332a338753c8de0aef8d0de5350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:03.094960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055718/publication.txt
observed 2ea383eeb223b5d154adf8c8e49ac619...
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.