OpenTechnical

OT-2026-000046526

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000046526) never changes.

Identity and time

Publication numberOT-2026-000046526 · never reused
Internal UUID01a0ae7e-57dd-742e-a464-fb7b1bd8e9ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046526
StatusPUBLIC

Content hashes

Canonical text8033f8bc040def704b6e371096b3ec6900c2028379fb76cdc8ad1b63c2c5422d
Markdown15956c23a4ed71e5daa5a403ae74b05c5e6b43fe6258e72bca6137ea5e0b0a41
PDF
Publication page76921235c61d44a3e8b137556443bab02653b5d2d4aec1947b8c059467218f80
Manifest458c4fbb14ca0efdff829158390c52a1a0fe45cb283b375aa7488bc039dd06c3

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
SignatureS6IJmfQ6d5ecA8WM3COhWSQndZnz6hnDDzhy9q8rqHUyrkdJXgj77PdHKm4YgTwD1E9sak9RfSMv2qmNCUhXCg==
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

2026-09-17T11:08:34.643880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046526
observed 76921235c61d44a3e8b137556443bab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.625544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046526/manifest.json
observed 458c4fbb14ca0efdff829158390c52a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.604388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046526/publication.md
observed 15956c23a4ed71e5daa5a403ae74b05c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.585634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046526/publication.txt
observed 8033f8bc040def704b6e371096b3ec69...
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.