OpenTechnical

OT-2026-000084886

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000084886) never changes.

Identity and time

Publication numberOT-2026-000084886 · never reused
Internal UUID01a0ae99-43b4-7b4b-980d-3397ae074078 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084886
StatusPUBLIC

Content hashes

Canonical textfcfad4d87fc39f7a0272d1792fb116c7c193ae7ae32e56eae16dac88e8f6b86f
Markdown9b00fcc1a9aeea951da287d01bc6fa6e222b1fb506903b5d7a62f88beb043459
PDF
Publication pagec5f1ec6c37e090b3d93364b56188e275bf239f993598af972b0ca5ea6898b361
Manifesta595ac27e0a2fc1cfaa3a1a9dfcff64b5079f46c83e12131fa403560b2b79f5e

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
SignatureH/QrVwJiLMy4y13mNYWnMC03tPt9aM65nbHP+wAYR91H6YyrH19lqbOxIgZseQK8xi5dnkW7ee9CGRAFfv72DQ==
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

2026-09-17T09:54:51.562489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084886
observed c5f1ec6c37e090b3d93364b56188e275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.543431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084886/manifest.json
observed a595ac27e0a2fc1cfaa3a1a9dfcff64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.525220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084886/publication.md
observed 9b00fcc1a9aeea951da287d01bc6fa6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:51.494815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084886/publication.txt
observed fcfad4d87fc39f7a0272d1792fb116c7...
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.