OpenTechnical

OT-2026-000018066

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000018066) never changes.

Identity and time

Publication numberOT-2026-000018066 · never reused
Internal UUID01a0ae6e-96fd-7fdf-9d67-faadd16c6ad6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018066
StatusPUBLIC

Content hashes

Canonical text661ac535f1496900abf20b31edcf3c4595bf42de493a0db612e898e439addda6
Markdown23292ca850bc9db57e4fdf03bd9994f497f29d8df9a30aac8f6ea1c5ffad5d03
PDF
Publication page94e60e9e4eb185acf0f2e0e7d05aae922566c79db7920c8dc0b2274fa6744d62
Manifestaf365c175cc258d8ebb5f4da0f878912ceecfd8b94db858bfabae8c5c3d9e023

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
SignatureWMtUUyES5ABNVeiDRdB+JPwnmRC2OnhczkKUG99Zj9njV+ySc/cNOnYdzursUpX0fcBXrrZT4k387Fc9WR2UAw==
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

2026-09-17T12:02:06.355739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018066
observed 94e60e9e4eb185acf0f2e0e7d05aae92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.338144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018066/manifest.json
observed af365c175cc258d8ebb5f4da0f878912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.321297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018066/publication.md
observed 23292ca850bc9db57e4fdf03bd9994f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.304448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018066/publication.txt
observed 661ac535f1496900abf20b31edcf3c45...
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.