OpenTechnical

OT-2026-000074796

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000074796) never changes.

Identity and time

Publication numberOT-2026-000074796 · never reused
Internal UUID01a0ae93-ac2c-7ba2-b32a-e9a8534fb3d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074796
StatusPUBLIC

Content hashes

Canonical textf4f0fe6b2023eae8c0fac030be66cf46ce143fca7086256e865d3ef7b1effe41
Markdown3f61c49d79c0cd2ca00ff2cffef58d7daad337c6da48a969adf09f9a46661b2e
PDF
Publication page17a5306088757745264e61a8e4b3dbac902dedd424efafdcb00857c4b945dda8
Manifestd249d03dd4967ab835c5eb3d58551c9226eae02dc64d93967847643709b29c9d

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
SignatureALJx9rhDddlhfRO4aosPCK1bGkYsONZR9gGReFH0atd7PQrBsr9Zdeyz/hUPK41du5uZb8FNR2FmBN+7X/+DDw==
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

2026-09-17T10:18:29.932339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074796
observed 17a5306088757745264e61a8e4b3dbac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.914695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074796/manifest.json
observed d249d03dd4967ab835c5eb3d58551c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.895849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074796/publication.md
observed 3f61c49d79c0cd2ca00ff2cffef58d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:29.876096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074796/publication.txt
observed f4f0fe6b2023eae8c0fac030be66cf46...
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.