OpenTechnical

OT-2026-000070826

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000070826) never changes.

Identity and time

Publication numberOT-2026-000070826 · never reused
Internal UUID01a0ae91-8c2d-7e43-8020-1dfad2b3e5d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070826
StatusPUBLIC

Content hashes

Canonical texteab5293119ce519267f559f5494237754d7af538e8ccfead7402791c7582df88
Markdown2c447fb2e96f4d2c3d8a6652d5029c0b5e1c86943cdfc39b1b214918ceb07cf2
PDF
Publication pagef8442690fa7aa33ebdd44869dab80d8e8cd2308487b4f4d05ec9922efc00f889
Manifeste80ea4a2cf7d8812d16c19b5b3dbf79830a57331071eff2db8bdbcbd6fcb9dc1

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
SignatureNC3lpU/EPLo6c9UCyO6crn4HCjf7Z20fpGoqkSDLaY07lNuWhZ1qppYWAeqmt4eEU24R/7lGNG/105PRnUf/Dg==
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

2026-09-17T10:25:38.270652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070826
observed f8442690fa7aa33ebdd44869dab80d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:38.253348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070826/manifest.json
observed e80ea4a2cf7d8812d16c19b5b3dbf798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:38.235967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070826/publication.md
observed 2c447fb2e96f4d2c3d8a6652d5029c0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:38.218170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070826/publication.txt
observed eab5293119ce519267f559f549423775...
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.