OpenTechnical

OT-2026-000052482

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000052482) never changes.

Identity and time

Publication numberOT-2026-000052482 · never reused
Internal UUID01a0ae84-573a-7476-95cf-cf27ab103ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052482
StatusPUBLIC

Content hashes

Canonical textdf061b7fb43c7ca1550d2debcc3a596eb3bea30f6f972211792f81b509f4bc89
Markdown76a2c157de4a66e93dcb5fe969a0d2d1fe0adc272dfde3a58fec238d7e5a4b12
PDF
Publication pagefb3f51bd30161bd7853f5b072005ce7366757f232024349dbb933f471dfbe595
Manifest82b74de4a94c4d5e4edd441907a10caebb73bf1733b5c973f0158574e8cddd88

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
SignatureX1tl6tN8VQtBukygdMWDb5jO4AMyjyua+0aMSRAHhx5TWArQaKiI4Kg6XHr5x3rz3dXCShP0c87Sw5oqOqUUAw==
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

2026-09-17T10:57:06.858615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052482
observed fb3f51bd30161bd7853f5b072005ce73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.838784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052482/manifest.json
observed 82b74de4a94c4d5e4edd441907a10cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.820539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052482/publication.md
observed 76a2c157de4a66e93dcb5fe969a0d2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.802845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052482/publication.txt
observed df061b7fb43c7ca1550d2debcc3a596e...
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.