OpenTechnical

OT-2026-000026900

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000026900) never changes.

Identity and time

Publication numberOT-2026-000026900 · never reused
Internal UUID01a0ae72-3452-7c22-9531-635251c1e0b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026900
StatusPUBLIC

Content hashes

Canonical textfc1e0175521470b714ceaab7c408c172edc650e06c4c8aaa5ff3b645b16d0a2e
Markdownbdf54fe4ac79d1cd9274cd0e1e77d4c59af3eb959a60015aebdafb8d60a85d9a
PDF
Publication page1d8c92c06bbb115f133f48c39761f237451d31e7358e3fbb7b79563e5ba613e9
Manifest4898241e66b0a87c625ad878b5c6815d49f8ee57ea8e37502f648ceb763f0acb

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
Signature23rZeg5byRkh1RPLsLLpYAsnDSTqiywobb5PIbkQJ7JCjv+ncSRWU7LRIsBHHK+PRNtRgc0WmQrSIYM0pSi8CQ==
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

2026-09-17T11:43:30.624879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026900
observed 1d8c92c06bbb115f133f48c39761f237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:30.608311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026900/manifest.json
observed 4898241e66b0a87c625ad878b5c6815d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:30.592735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026900/publication.md
observed bdf54fe4ac79d1cd9274cd0e1e77d4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:30.576872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026900/publication.txt
observed fc1e0175521470b714ceaab7c408c172...
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.