OpenTechnical

OT-2026-000056110

Publication integrity record

Foam pad vacuum gripper, 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-2026-000056110) never changes.

Identity and time

Publication numberOT-2026-000056110 · never reused
Internal UUID01a0ae87-0a4b-774d-b953-5e9f27527f5f · 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-2026-000056110
StatusPUBLIC

Content hashes

Canonical text4e02888910cce983cc2179fd18840777cb2f5ed4af63299d4f0e767dd20c9826
Markdown546150e22ee88fa05065b7549a90051ddf56f22f9d4747c2e4e9ec3e549e346a
PDF
Publication page3b4f5570c11bd4dfae2931c8c3a61518bda9cd8d68b0ed86b7305c61ba3e2830
Manifest7f7a6a26bb7d49d89450345664cfba46d425bebb797ead7e928f297d51e0c426

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
SignaturesEZ8r1vIyU8RIosfeNeopjHd4idn+f4zJbrexEOU3wuoPbf8wwnRuwW6El7o6SqkGVzBuYuHqExLQZ9siyKsAg==
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

2026-09-17T10:51:39.146560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056110
observed 3b4f5570c11bd4dfae2931c8c3a61518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.128151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056110/manifest.json
observed 7f7a6a26bb7d49d89450345664cfba46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.108307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056110/publication.md
observed 546150e22ee88fa05065b7549a90051d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.090481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056110/publication.txt
observed 4e02888910cce983cc2179fd18840777...
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.