OpenTechnical

OT-2026-000073362

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000073362) never changes.

Identity and time

Publication numberOT-2026-000073362 · never reused
Internal UUID01a0ae92-efb8-7cd9-a317-89089b2ce623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073362
StatusPUBLIC

Content hashes

Canonical textd7f43828424bd7b15efe4901a2d387250da9af952bdf47f87ad2d3a3954b4236
Markdowndd29790b6b85e7c9f954dd3c20c3722a679878e152d4e076cd7ec30db61cec03
PDF
Publication page29165e866cfedc2a827ba075f6456a52e1b36cdabee516bbab770affe137a6e5
Manifest5fac99211dcc645e7aebd31ab88a98ac818715ce474f225d2e3378d80be86659

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
SignatureHfBUzPfMjwfdNJp7YxFFzzU56C1ORPDmjVKAr8cJiBnYb4jXfZSOykf75eJxMGbj+aPgQ7PSA4b/H/u2uf8JDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:21:23.473036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073362
observed 29165e866cfedc2a827ba075f6456a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.451818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073362/manifest.json
observed 5fac99211dcc645e7aebd31ab88a98ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.432906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073362/publication.md
observed dd29790b6b85e7c9f954dd3c20c3722a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.413219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073362/publication.txt
observed d7f43828424bd7b15efe4901a2d38725...
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.