OpenTechnical

OT-2026-000082345

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000082345) never changes.

Identity and time

Publication numberOT-2026-000082345 · never reused
Internal UUID01a0ae97-4d95-76d9-9754-d2ffc1fa8a01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082345
StatusPUBLIC

Content hashes

Canonical texta542c70b7bdbe2e8f126765fd3d95719a2bbc31eec9408ec5116b6a5e4219eb2
Markdown1a4b7fbf0881c73316bf318bad8b98f127760048994b6b2b5d9369b41aa3eb81
PDF
Publication page3465c03120c8c8a38e8460fb4cb2d7925f61245e14c7b75f785e961f36baf10e
Manifestd26f71000e77ad9751e2f01d8854012c66a982aa07050d3199a54d0ba2c1f837

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
Signature2Q0VfOIPhASfIGIIuSXlq7B0fFAd/19GidCVJTrR/p/lGalj3+hhyp0Bo0HbkgyX78R1oVSbqxrXtSnkK4+PCQ==
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

2026-09-17T09:59:12.995776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082345
observed 3465c03120c8c8a38e8460fb4cb2d792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.978244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082345/manifest.json
observed d26f71000e77ad9751e2f01d8854012c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.961373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082345/publication.md
observed 1a4b7fbf0881c73316bf318bad8b98f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:12.944080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082345/publication.txt
observed a542c70b7bdbe2e8f126765fd3d95719...
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.