OpenTechnical

OT-2026-000043098

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000043098) never changes.

Identity and time

Publication numberOT-2026-000043098 · never reused
Internal UUID01a0ae7b-327a-79db-80f8-47630bbf0af7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043098
StatusPUBLIC

Content hashes

Canonical text1ea6e6606a0a3695388294ad4cb2a130796cef92a6482b6fc9ec3a3b8c2d5392
Markdown0fb1accc1339a0198a8637d3ae030bf2d815d6183abd279d2ac0456fc1fa23fa
PDF
Publication page0eb7d20dbb1e6257094ceb4a58345189706cf1bfb948b1eed8da1913f7140e8e
Manifest1b9f86f052509dd285b6836b89ef19bf4de3abd18bedf9f359f0020e1748cca4

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
SignatureKxm3J+M7ng+Ysk/mcjNDNjRTZJCFlh+iAY8ZQiOA2XxyVFMVPPdj3RE/SL3dZbr6axfRFPvmERKhvDXdCwVmCA==
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

2026-09-17T11:13:31.197697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043098
observed 0eb7d20dbb1e6257094ceb4a58345189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.176571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043098/manifest.json
observed 1b9f86f052509dd285b6836b89ef19bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.158313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043098/publication.md
observed 0fb1accc1339a0198a8637d3ae030bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.138149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043098/publication.txt
observed 1ea6e6606a0a3695388294ad4cb2a130...
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.