OpenTechnical

OT-2026-000016392

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016392) never changes.

Identity and time

Publication numberOT-2026-000016392 · never reused
Internal UUID01a0ae6e-2d12-7893-ae14-3622cdde85a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016392
StatusPUBLIC

Content hashes

Canonical text26b74e1499a4e776289217bb79eaf96df6b926300f71ac1cb11a334a3a5eb4b0
Markdown4af9240638719f9d6a0e56ac2e4d971aa18709bdb7df67609abbe5fa038bc986
PDF
Publication paged16e6be93808009c8762a7327e9c40367c21cb1dfae0e30a55f49c8f7a7b54c8
Manifestc7453aba6d0c5b161895eb8c32e2915da2d7b7e4b52373f4424e1a438ebfb7bd

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
Signature6plWUpHW4NCf1bRd7FlkBLUECJcKUYmBflsA2ZZWmeLd1mJKo7j98y1EpDlGrxdRA6HLcA1yES0lGwZFAeOHBQ==
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

2026-09-17T12:04:28.427129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016392
observed d16e6be93808009c8762a7327e9c4036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.407120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016392/manifest.json
observed c7453aba6d0c5b161895eb8c32e2915d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.387569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016392/publication.md
observed 4af9240638719f9d6a0e56ac2e4d971a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.365717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016392/publication.txt
observed 26b74e1499a4e776289217bb79eaf96d...
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.