OpenTechnical

OT-2026-000040474

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000040474) never changes.

Identity and time

Publication numberOT-2026-000040474 · never reused
Internal UUID01a0ae79-2702-7354-adb1-b3f29c5ffd11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040474
StatusPUBLIC

Content hashes

Canonical text094a4f64d11e738e08cfdb70459391d4f5e3dd586113b3753301d8561ccfa666
Markdowne69797ce62e3cfac0f5e94afba2974607e0b144786d5ac8bc967c595b3cf33a0
PDF
Publication page24103c8f6365f7b424e854018d494dbe6c0540feeb97df0242f7e3d9f6299e2f
Manifest6dcd7ecb2e4a4c2816c5672e013026b95fe263e4e38e20dda439daf99cfa951f

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
Signature137IS66OCTtnf8OvJIfwmeONkzu+aH4LjfQacpIVOgbb2fnZfFvFGYFs1KPZeGiNVrfBioJQpkauemsjXv14DQ==
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

2026-09-17T11:19:31.286988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040474
observed 24103c8f6365f7b424e854018d494dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.270186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040474/manifest.json
observed 6dcd7ecb2e4a4c2816c5672e013026b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.251074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040474/publication.md
observed e69797ce62e3cfac0f5e94afba297460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.232589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040474/publication.txt
observed 094a4f64d11e738e08cfdb70459391d4...
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.