OpenTechnical

OT-2026-000083912

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000083912) never changes.

Identity and time

Publication numberOT-2026-000083912 · never reused
Internal UUID01a0ae98-0418-7af8-a481-4d8cae7e5803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083912
StatusPUBLIC

Content hashes

Canonical textddadd9edcfdb93197e721d1c8e4b1f714672a95b704752c5967cd15d3459f9ff
Markdown5458d3d97b06cf9f257bcd2962dcbee13975d9d02e4b337853e545f7b04dfb89
PDF
Publication pagea1cd48ed32180d53533a09731145ac27c96f4f5f0ff83fa45a176a0bed0b6258
Manifest8f0c74a4f5174ca41393ae9cd831bf3ed30f680a24133326062a69fc2de00166

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
Signaturex+Zr6BtFTKZ79ABGkapuza9vDJ9qeZHw89jApnB3HfMJneWY4DqsiE3T0BkYsImZ/8Y1RivYS11xgq9STL1FAg==
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

2026-09-17T10:00:24.051134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912
observed a1cd48ed32180d53533a09731145ac27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:24.026344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/manifest.json
observed 8f0c74a4f5174ca41393ae9cd831bf3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:24.001419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/publication.md
observed 5458d3d97b06cf9f257bcd2962dcbee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.962012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/publication.txt
observed ddadd9edcfdb93197e721d1c8e4b1f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:35.014912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912
observed a1cd48ed32180d53533a09731145ac27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.997347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/manifest.json
observed 8f0c74a4f5174ca41393ae9cd831bf3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.979393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/publication.md
observed 5458d3d97b06cf9f257bcd2962dcbee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.961423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083912/publication.txt
observed ddadd9edcfdb93197e721d1c8e4b1f71...
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.