OpenTechnical

OT-2026-000040369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000040369) never changes.

Identity and time

Publication numberOT-2026-000040369 · never reused
Internal UUID01a0ae79-2701-704b-8df1-40138b72689f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040369
StatusPUBLIC

Content hashes

Canonical texte0b1c5580ac72e515d13e254656a4690f912614e4c8be9b543c4f6da2c6d797b
Markdowne88780aa2331a0a75bdf865bb310a941e86333ecf8cb1a6b4d55e869de0a6ce3
PDF
Publication page595ca33cd5ca71d515728dee07ad82737d6f76b2c043d8bfefded994a44ee35f
Manifest93cdcb6db73104a1428be6090d155110cabdee5f595f065fd576fdd7c7e5a531

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
SignatureP62k2m4yCuucCteVDT3i6PKFaEPIE3f0lToj0wVcuVT6eTOlBC1yFeZ8KFoMiqZNtYsoebCiwgF+yHndS1mPDg==
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

2026-09-17T11:19:23.144818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040369
observed 595ca33cd5ca71d515728dee07ad8273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.126096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040369/manifest.json
observed 93cdcb6db73104a1428be6090d155110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.108437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040369/publication.md
observed e88780aa2331a0a75bdf865bb310a941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.092111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040369/publication.txt
observed e0b1c5580ac72e515d13e254656a4690...
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.