OpenTechnical

OT-2026-000075856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000075856) never changes.

Identity and time

Publication numberOT-2026-000075856 · never reused
Internal UUID01a0ae94-29fe-7efa-9d5f-83a90517c501 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075856
StatusPUBLIC

Content hashes

Canonical text08598b7768112bd759fa6158e4bff5e0d19a5049b2347be1a256c56fc22a8611
Markdownfbcb69ad9fe9384cd15ce419cc96fbeffc4739258f65d3de2322afb601c4904a
PDF
Publication page08c3df0d17a1ff69b902cc0776b104c8bbb60a547c2905815a60c026dcfe3400
Manifestc080646017d4954e4984a81d0c3af88e71845cd0b2349a33cd04401449428802

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
SignatureqPUwMurydudWh9PYy8ApSdJoMTcLXUd6oIlYp5UXWZAaORBdGv0nYEfy4ZPkXzGzD/qvGSBJ6WVGoSaUn9i2Aw==
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

2026-09-17T10:14:34.520116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075856
observed 08c3df0d17a1ff69b902cc0776b104c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:34.501510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075856/manifest.json
observed c080646017d4954e4984a81d0c3af88e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:34.484664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075856/publication.md
observed fbcb69ad9fe9384cd15ce419cc96fbef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:34.466156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075856/publication.txt
observed 08598b7768112bd759fa6158e4bff5e0...
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.