OpenTechnical

OT-2026-000058472

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000058472) never changes.

Identity and time

Publication numberOT-2026-000058472 · never reused
Internal UUID01a0ae88-f39b-741a-b807-26defe6f90d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058472
StatusPUBLIC

Content hashes

Canonical textfeb8189a443671dec6f8b9623314500accbf4d99a31547d8bab66bd611443cce
Markdown80fe897fd0a36a583324ed10ca82100319e918aa01147c40fe63c0de2e8e1b23
PDF
Publication pagef5f2fa0b9a118d62cd87170f28f6013160d87a07dcdae86241685123211e4901
Manifesta856dd82ab292efe224d40668e08512e91b6b4a65017cd89f47a001c026d729e

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
SignatureOooJWAorjGFr1hbB1/J/7Y9Ydzdso7jmh6C1UdvHpwPEv6tLheBUwWTzU4SDSeq07QMCbopUxcPO2ypoolOrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:55.555923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058472
observed f5f2fa0b9a118d62cd87170f28f60131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.539364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058472/manifest.json
observed a856dd82ab292efe224d40668e08512e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.521808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058472/publication.md
observed 80fe897fd0a36a583324ed10ca821003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.504061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058472/publication.txt
observed feb8189a443671dec6f8b9623314500a...
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.