OpenTechnical

OT-2026-000084801

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000084801) never changes.

Identity and time

Publication numberOT-2026-000084801 · never reused
Internal UUID01a0ae99-43b3-7154-9799-e07f67a46254 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084801
StatusPUBLIC

Content hashes

Canonical text1217d9a7702dd75f37c033c9c5976ab2ec1db495252ff8812d3ed578979a5ac9
Markdown49819836bd8e7897e87b007f7a80d171a826203bc97b4f09116be18435ed9a09
PDF
Publication page2f299dafd1704129c2a54bea5dff83d922ba355e0bd279953307cd747833f898
Manifestbb8051b98ecd23a55c0c489ef9264a573cb26746eb400a98067dcd8c9f2a97d9

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
SignatureAifY2LaVvRhTQba0DLs5PkTjNUzSrv66ziYNkH7UZvq28W9TUErfSQzFvr1zFvnDlHhVk7WSQIj0KZwQtcLgBQ==
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

2026-09-17T09:54:44.770959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084801
observed 2f299dafd1704129c2a54bea5dff83d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.752215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084801/manifest.json
observed bb8051b98ecd23a55c0c489ef9264a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.734879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084801/publication.md
observed 49819836bd8e7897e87b007f7a80d171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.716038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084801/publication.txt
observed 1217d9a7702dd75f37c033c9c5976ab2...
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.