OpenTechnical

OT-2026-000061976

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061976) never changes.

Identity and time

Publication numberOT-2026-000061976 · never reused
Internal UUID01a0ae8b-b8ae-7446-9f09-92e4682d6d64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061976
StatusPUBLIC

Content hashes

Canonical textccf380841c835f61f98d295dee1683a6723cdd829ef8b755bbceb485a6b167f8
Markdown1bcced1fc2318d926a2e154a24ec7b6a659365790363a1f204993b47253c24d6
PDF
Publication page79ddedeac709bc9bb61cac44f14a23af021c8031c8c8fa79413670c719e2796f
Manifestfb96364821c45391bf56daac747b5a342737cc6b83825a210c3a8fb8b0f6feac

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
Signaturee+XR62bCpsEzYLzrGiaZAwf2W8N+9haYfpYVzZcj3UVGngEzW2eKufsoTS9cLyC+M8y/XkIlJhDMfVO6eOlyDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:53.848291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061976
observed 79ddedeac709bc9bb61cac44f14a23af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:53.819661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061976/manifest.json
observed fb96364821c45391bf56daac747b5a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:53.791785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061976/publication.md
observed 1bcced1fc2318d926a2e154a24ec7b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:53.767348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061976/publication.txt
observed ccf380841c835f61f98d295dee1683a6...
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.