OpenTechnical

OT-2026-000067896

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000067896) never changes.

Identity and time

Publication numberOT-2026-000067896 · never reused
Internal UUID01a0ae8f-c4fc-778d-aacf-8ef5055443f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067896
StatusPUBLIC

Content hashes

Canonical text5e5ecd812d063ab7af7b7fb3349ee9bfeb3d1ab179a2abe3756ad54d9f80e24c
Markdownd093db6d108b786ec4ac3c66cf8dd850e94815feb0e6a8142a9ad364f764060c
PDF
Publication page889faa39a85b6db2cac84bb0c6766fa97573bff7ed0da14170c683df016f0661
Manifest83a6445dacb5ffe6cfa8da0ee457189c6fbe277e28d6160638d7f29992b3a9dc

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
SignaturelWxlyi7yZA+fUg6P3svNG7YM0wbPTSfIY1V/EU0iGOnnZKAQYfPrLCOGFQcB0TdXqHexAVRXxZ5cbiqiNjisAg==
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

2026-09-17T10:30:17.704034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067896
observed 889faa39a85b6db2cac84bb0c6766fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.686252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067896/manifest.json
observed 83a6445dacb5ffe6cfa8da0ee457189c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.668188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067896/publication.md
observed d093db6d108b786ec4ac3c66cf8dd850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.650121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067896/publication.txt
observed 5e5ecd812d063ab7af7b7fb3349ee9bf...
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.