OpenTechnical

OT-2026-000025346

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025346) never changes.

Identity and time

Publication numberOT-2026-000025346 · never reused
Internal UUID01a0ae71-5fa7-7f29-b922-612c7983394c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025346
StatusPUBLIC

Content hashes

Canonical text2a23e5ecec152420a0f3522344b3224628d4a9e6ab8712002abc142c02254b72
Markdownd21fc343e319e08aff63901f14b425d621e6fab541f664650a0a39c694967881
PDF
Publication pagedfff79d286c75c9f722e484eb7035ddf54be4903c6721414ba0e7192451230f2
Manifest2d7080157641a92eafa2d5582b78070071afbcb0a1f796703971ae61ce08018b

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
SignatureueafqHyaqdkx/WS4aO468d4wRlyBDCJi56CnC8Cv4pUN86HuzTPJSHMDgUciFO4x3V5u9jhoZ330i5hmk3LxCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:47:23.722009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025346
observed dfff79d286c75c9f722e484eb7035ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.691362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025346/manifest.json
observed 2d7080157641a92eafa2d5582b780700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.672661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025346/publication.md
observed d21fc343e319e08aff63901f14b425d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.655412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025346/publication.txt
observed 2a23e5ecec152420a0f3522344b32246...
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.