OpenTechnical

OT-2026-000011600

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000011600) never changes.

Identity and time

Publication numberOT-2026-000011600 · never reused
Internal UUID01a0ae6c-8900-75ca-bf00-ab9f0767f842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011600
StatusPUBLIC

Content hashes

Canonical textf8f15fdc5cd8ca3fce766963f8b64c4a059548e95275de11b666f0ffef3dde95
Markdown02d2f1a23134498cd460de2ec7e510440a9e3d392d3234da794b10aefd0ae85c
PDF
Publication pagebb7b425bbd17a461f771f0d3d6f8fac590249c4087b91fe497ecf1a4ca4f76c4
Manifest90535e73f41d790d9571ad6ff9acd762bd632f0904c9cacfa9cd487b675514a3

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
Signature1oKgrgUo4TaCHPQF4C0CPWUlEm60/8SbBBEcXEMVXekefY6GicgzwmYgVJCrbkG+VqCJHbnf6awda6ktw7HPAw==
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

2026-09-17T12:13:30.310022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011600
observed bb7b425bbd17a461f771f0d3d6f8fac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.291807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011600/manifest.json
observed 90535e73f41d790d9571ad6ff9acd762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.272868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011600/publication.md
observed 02d2f1a23134498cd460de2ec7e51044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.253841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011600/publication.txt
observed f8f15fdc5cd8ca3fce766963f8b64c4a...
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.