OpenTechnical

OT-2026-000088853

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000088853) never changes.

Identity and time

Publication numberOT-2026-000088853 · never reused
Internal UUID01a0ae9b-8f10-7624-9fd7-d776b6916915 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088853
StatusPUBLIC

Content hashes

Canonical text1d15e18081cf276fa14fd18652191e8fa7e5ca2926fd2e5cb2e7dbc8c563a271
Markdownaf8bf0f16d6c0fc2d78bb0ffaba9831b8b5e45daa9d7d302818d3b7804492d93
PDF
Publication pageaa139499dfff66573521c85e9465a04b2788deb072c5abedb425d5abff7bb598
Manifest9220326ba169f36f8eebf0df9c3fcf3c9e6d95e85958b74b1c66962f43fe7d5f

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
SignatureOLKqwKDJsnd64YWIr1MRChZxJILhiXWTV8zXpt2m/MIElFk2qyOd1A0FTVMS1A6MCzGwXtF0f4QrXNe/GY8WAA==
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

2026-09-17T09:48:14.713036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088853
observed aa139499dfff66573521c85e9465a04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.694193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088853/manifest.json
observed 9220326ba169f36f8eebf0df9c3fcf3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.675709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088853/publication.md
observed af8bf0f16d6c0fc2d78bb0ffaba9831b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.658315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088853/publication.txt
observed 1d15e18081cf276fa14fd18652191e8f...
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.