OpenTechnical

OT-2026-000086032

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000086032) never changes.

Identity and time

Publication numberOT-2026-000086032 · never reused
Internal UUID01a0ae99-e82b-7397-b34d-9edf98be1245 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086032
StatusPUBLIC

Content hashes

Canonical text19f8cff7a8871d99d93ead0afde445090c1b6da34d3dd2cea0bb944b0f380253
Markdown446b1ad28c2cb0dbb7ba9aaafe6d89da4c458581817eb6e6197eec87c7c0dda6
PDF
Publication page129eea7b0f4428e5ec7ec57f547c245fbeb27db071871a5f07b171a677e4740f
Manifeste27f216591be4baf9444a8c7eaed7f0ede3411a6c41c025a76a4534e6fe72278

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
SignatureIz+tjfbCscNmUt0f4e546twuhSVz0BcIgC2QZWLtlmwy5P7jNGmQjJlGexyME3Hi/UXr/YqSjx0MqRQZr+G+Cw==
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

2026-09-17T09:53:01.525021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086032
observed 129eea7b0f4428e5ec7ec57f547c245f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.504696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086032/manifest.json
observed e27f216591be4baf9444a8c7eaed7f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.487998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086032/publication.md
observed 446b1ad28c2cb0dbb7ba9aaafe6d89da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.469498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086032/publication.txt
observed 19f8cff7a8871d99d93ead0afde44509...
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.