OpenTechnical

OT-2026-000054346

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000054346) never changes.

Identity and time

Publication numberOT-2026-000054346 · never reused
Internal UUID01a0ae85-b3aa-7c30-acd0-f6c207bf0a2e · 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-2026-000054346
StatusPUBLIC

Content hashes

Canonical textd2230fd1e1b590e5fc01169626d7f7d940ac760d5def705cbe78e2d89a1735be
Markdown31d6ff7a7aeb5a8fb0e1721484a303fa9ff21af708bbdf34ef16c21a7c97b9ec
PDF
Publication pagee54cc3c641ccd92208f4910ae7a86e6a1a401e1aa456b8aa5eaa86afdb88ac61
Manifestb0c89313a88f273402242e262c3b5b589749579fd7d52b642608ea3532f578e9

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
Signaturei4hyFh1S4YORaVFawww+jP92ri49Mw886P/TxwZGJlB6LsoGJMQ2FFVgy63kx4q1xIsODLDydW2HoHIK2m/DBw==
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

2026-09-17T10:54:51.824298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054346
observed e54cc3c641ccd92208f4910ae7a86e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.804138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054346/manifest.json
observed b0c89313a88f273402242e262c3b5b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.781721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054346/publication.md
observed 31d6ff7a7aeb5a8fb0e1721484a303fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.761897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054346/publication.txt
observed d2230fd1e1b590e5fc01169626d7f7d9...
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.