OpenTechnical

OT-2026-000067588

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000067588) never changes.

Identity and time

Publication numberOT-2026-000067588 · never reused
Internal UUID01a0ae8f-6bda-79cd-8a41-a58b6901f51b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067588
StatusPUBLIC

Content hashes

Canonical texta05a91557b996a6057d4efb349fa6f3e0e11827c2ab12a88e0071fa1bbe5d5c4
Markdown5db49d25195056145c70f1bfa30730658c59407f81bab67c41afcae6013fec2e
PDF
Publication pageb4b6f295322a970435fb999bb09e3f43b68a1247ec662787ccba32d4b0cd04b2
Manifest2770c57005ebaf042fdb0539a71c5baeeace6e9eaa3195867a1fd60fb656057d

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
SignaturehhKNyTX2PGpDo7zdawo+cpKDNayz9c3rYSNnkJZ8GZ25uEgc2zehsRTjWg/ryRn0p5K2wsn3zpAbm1l5+tgLBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:54.191476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067588
observed b4b6f295322a970435fb999bb09e3f43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.172964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067588/manifest.json
observed 2770c57005ebaf042fdb0539a71c5bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.155959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067588/publication.md
observed 5db49d25195056145c70f1bfa3073065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.139272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067588/publication.txt
observed a05a91557b996a6057d4efb349fa6f3e...
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.