OpenTechnical

OT-2026-000078256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, vented after 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-2026-000078256) never changes.

Identity and time

Publication numberOT-2026-000078256 · never reused
Internal UUID01a0ae95-7c27-754c-abfb-d307dd7c5e70 · 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-2026-000078256
StatusPUBLIC

Content hashes

Canonical text0acf9b65fb2f450bd459a3e8838fcac14886427029029f907bf77b61f1bf3dae
Markdown0c5c668532ec93230176921ee0b9a827769a1357148325e3cfe90bf15cef3aec
PDF
Publication page4a3e521b9540830abb782a98d8cba082439eeda7cc6ddad3e1a45783517b2472
Manifestf3c38dd9524a6048ed310904b9cad3b86614227c4db1d1002fbd5d964cc5d059

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
Signaturee4XHiigBKcy4Unt/u4d9q9AFIj/ThVSt7NLug/LLhlnCPIbjggZZd49ATHdnQojGx3MDeh78DR3n/43VqcnuAw==
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

2026-09-17T10:06:12.967368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078256
observed 4a3e521b9540830abb782a98d8cba082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:12.948506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078256/manifest.json
observed f3c38dd9524a6048ed310904b9cad3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:12.927941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078256/publication.md
observed 0c5c668532ec93230176921ee0b9a827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:12.908485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078256/publication.txt
observed 0acf9b65fb2f450bd459a3e8838fcac1...
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.