OpenTechnical

OT-2026-000074416

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000074416) never changes.

Identity and time

Publication numberOT-2026-000074416 · never reused
Internal UUID01a0ae93-717a-7152-96e2-ff658ba1b7b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074416
StatusPUBLIC

Content hashes

Canonical text81d34f95ff71c8c505ac5ccff0448bc02671a2014f63ec31ae58b730ec9412a1
Markdown33c5f1dc6953583f4f63805eb16b3e31e2517c2eb3a3b7bec9fbce3101821679
PDF
Publication pagea6e26e66d7cd699292c066a4cec601409779ccf879fa73648fe81bf7f6ecd49c
Manifeste5ebd056ed276ebf660e7dc84e6120118cc9bd3564304abe4795c7ed96070fb0

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
Signature1UwaiQU4NXYlNeYg1KOkltldbTO8E0OstLsjOelznsKp6v6w+Yztx4MQBiPm4fh1Hm4uCaVT7/eTqRQ1rHjgBA==
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

2026-09-17T10:19:21.639074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074416
observed a6e26e66d7cd699292c066a4cec60140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:21.621343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074416/manifest.json
observed e5ebd056ed276ebf660e7dc84e612011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:21.603604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074416/publication.md
observed 33c5f1dc6953583f4f63805eb16b3e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:21.583911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074416/publication.txt
observed 81d34f95ff71c8c505ac5ccff0448bc0...
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.