OpenTechnical

OT-2026-000078412

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000078412) never changes.

Identity and time

Publication numberOT-2026-000078412 · never reused
Internal UUID01a0ae95-7c28-78b8-9738-4e78ddbf6379 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078412
StatusPUBLIC

Content hashes

Canonical textdd538f53f8fe24dd8c571200be6fa2dca73f0bb5749f57b569d6aa2a81169fa2
Markdown0ff9df2a548a7577e6e9e29d05d7c2a35a360e446994aeb76182d46e05af3095
PDF
Publication pagefaa19f88b0a64209e43b406b69ace8f2f421d2a00cc145b51543b58d3e6ee698
Manifest66709d11d8087dd7604bcd315405d0873c50bfbda23ba1092e7ac9a751267e98

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
SignatureQ1yo5eOtn8TKx1bPFSpwFUf5C0KAGoVxKjMG/y6QnB2FF3hp/KrPEp8touwhtMY7zdET6HoZBfIIU44tqQgdCg==
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

2026-09-17T10:06:24.310910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078412
observed faa19f88b0a64209e43b406b69ace8f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:24.293299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078412/manifest.json
observed 66709d11d8087dd7604bcd315405d087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:24.275204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078412/publication.md
observed 0ff9df2a548a7577e6e9e29d05d7c2a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:24.255084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078412/publication.txt
observed dd538f53f8fe24dd8c571200be6fa2dc...
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.