OpenTechnical

OT-2026-000082861

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000082861) never changes.

Identity and time

Publication numberOT-2026-000082861 · never reused
Internal UUID01a0ae97-8cc9-7d38-ae99-fe5ddf967771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082861
StatusPUBLIC

Content hashes

Canonical text1e24bf42568ee27f3ae29b5f0f94ce707bbba562ed49ef6faf1f29bcf9659658
Markdownc8f8d110a916a4f3dabb5fa7391da61f686a77f51463e1fd89fcafb8c72797d5
PDF
Publication pagec4f6aab4e1910af2ec92f9840173da1bfbd3e490532cdebe4abc027a88a94384
Manifest2fe4b6f5458ddb0fcfba25dbced85a0ba2522348c2fb17a17d550586f7318a0c

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
SignatureYi2HqkL4cQSsXlD8f3FmCnjecbEXBk2eiLd3gb1WQ25nWpm78lkZ9GEJpkRI2XQPeYcUwvHYYX+USyIeZLGoAg==
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

2026-09-17T09:58:32.432984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082861
observed c4f6aab4e1910af2ec92f9840173da1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.416724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082861/manifest.json
observed 2fe4b6f5458ddb0fcfba25dbced85a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.398886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082861/publication.md
observed c8f8d110a916a4f3dabb5fa7391da61f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.381001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082861/publication.txt
observed 1e24bf42568ee27f3ae29b5f0f94ce70...
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.