OpenTechnical

OT-2026-000031594

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000031594) never changes.

Identity and time

Publication numberOT-2026-000031594 · never reused
Internal UUID01a0ae74-87af-76e2-af96-501ff120c9f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031594
StatusPUBLIC

Content hashes

Canonical text47570abfd4facf69acc0927587e29f7208d2ce91072c332b0ab63cd63c75f951
Markdowna46086c0af9419cc6800a4e1f5c41b09e3f78d0e7fdfb184910804c55ed72256
PDF
Publication pagee6997b4015e0e24772105602c885f928c6e1b6c0f9dd61175c6e9f08e9c144aa
Manifestde0f7dd66f7fdc611e53b79e7cbf86dc38de2fc16f41ec37c5e48a4d7f9907e4

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
SignatureUuTkMly0EFjNsdP971ATyIg3qF/KgSvsLjDAzEIoXJAv4C8BMPY3KMKaOZYT7dYdwXRFuBwHKaAMox8FxwJgDg==
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

2026-09-17T11:36:26.999329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031594
observed e6997b4015e0e24772105602c885f928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.982481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031594/manifest.json
observed de0f7dd66f7fdc611e53b79e7cbf86dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.965741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031594/publication.md
observed a46086c0af9419cc6800a4e1f5c41b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.948510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031594/publication.txt
observed 47570abfd4facf69acc0927587e29f72...
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.