OpenTechnical

OT-2026-000047876

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047876) never changes.

Identity and time

Publication numberOT-2026-000047876 · never reused
Internal UUID01a0ae7f-c421-7855-a260-7f8d2ec421b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047876
StatusPUBLIC

Content hashes

Canonical texta016e3ff8c9600f41f19ba61959050ee709195731031fa2f6a41c46eeb663d12
Markdown97b195a5b14f25573ba854db44347cd58a7440ef5de443f5a65423830736f2c6
PDF
Publication page8ef2f48275d33f58d983f4d2022be07958e97fd4382f547c83fa71541c5cfa0e
Manifest73393634045fa067986fef2a5dfb1809c70840584960d8fc8ae8d45b24288826

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
Signature86TTZx1Xb11mnzSCsIKfZbuMKe7j0U4pF9C/sV6qLpEoTHQPNLnwQ45D9jsHpo/vH19LiigA6W3smQR6CxLOBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:05:48.331894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047876
observed 8ef2f48275d33f58d983f4d2022be079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.314542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047876/manifest.json
observed 73393634045fa067986fef2a5dfb1809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.297033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047876/publication.md
observed 97b195a5b14f25573ba854db44347cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.280475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047876/publication.txt
observed a016e3ff8c9600f41f19ba61959050ee...
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.