OpenTechnical

OT-2026-000031282

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000031282) never changes.

Identity and time

Publication numberOT-2026-000031282 · never reused
Internal UUID01a0ae74-87ac-769f-88e5-2b1bf361790f · 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-2026-000031282
StatusPUBLIC

Content hashes

Canonical text5bb0bdbb97f20474f273c3ea312994cfb2809ce08d87cb5742aca275f934388e
Markdownc4c5b0078134ec4aaa0ad038a70f516164111131d86c1c16b1d2784d55b11893
PDF
Publication pagede5492115d9744256280b58e3c5f3e17f48ad752cfe0e0cc4e3bc82bb726dfe1
Manifest2d53760401a0012e9201d1c211a2788e230b9ec1dc29fd6821da64af7dfba610

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
Signature0nMQE/QdABM7B6VbFBtrHCZ63Vmvw/bR5B3EV02i5xXXoQhxhZjKI4Z1WHJwcpDlfWdA8Lvai9tG+eum+CZZDw==
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

2026-09-17T11:35:51.901524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031282
observed de5492115d9744256280b58e3c5f3e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:51.880942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031282/manifest.json
observed 2d53760401a0012e9201d1c211a2788e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:51.850492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031282/publication.md
observed c4c5b0078134ec4aaa0ad038a70f5161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:51.832495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031282/publication.txt
observed 5bb0bdbb97f20474f273c3ea312994cf...
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.