OpenTechnical

OT-2026-000040432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000040432) never changes.

Identity and time

Publication numberOT-2026-000040432 · never reused
Internal UUID01a0ae79-2701-71e7-a532-846b21665ae9 · 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-2026-000040432
StatusPUBLIC

Content hashes

Canonical text8b6d63538565b29c89e963b29984799b38df839d8db5e88df6a7fbb3ddf855ad
Markdownd08f1487d6c9a398fa3908675f3eaeb827e9e58e72d6a3daa17a43814f502194
PDF
Publication page86eb114c87a07bdfdf75155d63d458a7f98565c53a1adbfb173b5fc7e8302572
Manifesteef667bb689c641a4662f01c2632690a090eb09dcc4bab79481fa40c7dadb4ac

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
Signature6tjvMgbtbQ72O3iz8l7dNIAryPKPv915tEdOvPinZGTNic3t4aibTfztkJDjlZGHwK7rfdfNS6olP47C8DCSDQ==
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

2026-09-17T11:19:28.462965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040432
observed 86eb114c87a07bdfdf75155d63d458a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.444058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040432/manifest.json
observed eef667bb689c641a4662f01c2632690a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.427304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040432/publication.md
observed d08f1487d6c9a398fa3908675f3eaeb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.409105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040432/publication.txt
observed 8b6d63538565b29c89e963b29984799b...
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.