OpenTechnical

OT-2026-000032264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000032264) never changes.

Identity and time

Publication numberOT-2026-000032264 · never reused
Internal UUID01a0ae74-f7a8-7a36-9a40-f2707e387d87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032264
StatusPUBLIC

Content hashes

Canonical text589cda689e9f24feaecf23f16d15d7167a643c787fe8944353437ad5530f428a
Markdowna0be7f98496e0a7b040664d60dc0be965a23afc30cfc5f107c25a853e85556c8
PDF
Publication page8e00a064af5df68c43b962d375f08a50a0ee9dabb40521c9e06fa2ca87a8ee51
Manifest418ca742c3294d70f794bd3a86851ed6bc8f1beafabdb8e33f83e38576cc7238

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
Signature8EG2NQ37+9LtXKJLRTcBF9eg5EZvcsdBOdmKcHWUM+bVpCMO5nYMq/4+n8n6Wv2CTNrIJx0byUOFI0v9NlVWAg==
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

2026-09-17T11:34:37.519463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032264
observed 8e00a064af5df68c43b962d375f08a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.502440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032264/manifest.json
observed 418ca742c3294d70f794bd3a86851ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.484265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032264/publication.md
observed a0be7f98496e0a7b040664d60dc0be96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.464340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032264/publication.txt
observed 589cda689e9f24feaecf23f16d15d716...
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.