OpenTechnical

OT-2026-000012097

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000012097) never changes.

Identity and time

Publication numberOT-2026-000012097 · never reused
Internal UUID01a0ae6d-1943-7537-99fe-7a310074d911 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012097
StatusPUBLIC

Content hashes

Canonical text5e9b7db9d4f4b1d165a99cf7362183a723544dd18f9ed98ed7e93114c34025e8
Markdownaa5e92f4dd3fc391f2c9374bb24b30beb120e98a114fc535737120618ea633f0
PDF
Publication page3cf3e4b16d8d8e8c7fc758bf0174ce0f6d99d0f1f901e7a12f875736e227acf9
Manifest80e9089416af3f32fc58030ddf23a61475de6568b3bb43e46ec211a1ff26ffc0

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
Signature7HWYjS3RjpZaiTtFeg6lnZpH345OrhLjcr2V49x9exk8EYvJsplRztqhG41GDTgVxhCor7dJBvAPG83zxXoUCA==
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

2026-09-17T12:12:59.482919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012097
observed 3cf3e4b16d8d8e8c7fc758bf0174ce0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.462934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012097/manifest.json
observed 80e9089416af3f32fc58030ddf23a614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.442143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012097/publication.md
observed aa5e92f4dd3fc391f2c9374bb24b30be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.421258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012097/publication.txt
observed 5e9b7db9d4f4b1d165a99cf7362183a7...
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.