OpenTechnical

OT-2026-000040107

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040107) never changes.

Identity and time

Publication numberOT-2026-000040107 · never reused
Internal UUID01a0ae79-26fd-729c-80d3-1371c6f75613 · 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-2026-000040107
StatusPUBLIC

Content hashes

Canonical text144c9af3235fc6d0bf3a1bfd7ddf93d78ed959d15b467942f1a87e3f2015f46a
Markdowna3eb3680d1091b0fab264f9d480914f7fc5ed4f4c7d9797261611bf50f4f78d0
PDF
Publication page445d4d9bc137bd4cdb53be955c7a827c1d28828c9da5cae0e8552f0c02c465a0
Manifest3189832402a594ae3ff2b753bd9c63389b871bc024ca000c96bbf17c5a0c1396

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
Signature7EaWe2TOmVB1Os7jtj+LvDrSH6Qvel2zcRmmyEEE9ZZG7ExUaelb2dwmQPJAjqccH8zdwkZ4h4lpdok6MsbWAg==
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

2026-09-17T11:18:58.208332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040107
observed 445d4d9bc137bd4cdb53be955c7a827c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.191296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040107/manifest.json
observed 3189832402a594ae3ff2b753bd9c6338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.171363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040107/publication.md
observed a3eb3680d1091b0fab264f9d480914f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.154961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040107/publication.txt
observed 144c9af3235fc6d0bf3a1bfd7ddf93d7...
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.