OpenTechnical

OT-2026-000024409

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000024409) never changes.

Identity and time

Publication numberOT-2026-000024409 · never reused
Internal UUID01a0ae70-e8ca-78ca-80ff-91dd51955655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024409
StatusPUBLIC

Content hashes

Canonical textf75030141ee93bed41e6c795675c8168b3c8f361616288f4478105ef33519b14
Markdown0d073affacbb803ec999faa562aafd09a435d5bc4b31c817ca8d358bf450bfc0
PDF
Publication page861e88d7c692716bf3fea754dfb0614e875ffeb3d564ab1addff13701d295cac
Manifest2440876449835f8e1b31add3f3ea0bd3e7255b2fee2a173e26cc0e4cde9094ac

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
SignatureqYKbwe9Mkvs4qiRuRg25kSzLX6nnAsW3PQQvmatMj82B13pWWyrj2qFsc6HZF2oxCm6sxKYxkcW1yEkP440iBQ==
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

2026-09-17T11:50:17.391462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409
observed 861e88d7c692716bf3fea754dfb0614e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.372619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/manifest.json
observed 2440876449835f8e1b31add3f3ea0bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.351200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/publication.md
observed 0d073affacbb803ec999faa562aafd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.332566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/publication.txt
observed f75030141ee93bed41e6c795675c8168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.358092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409
observed 861e88d7c692716bf3fea754dfb0614e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.337624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/manifest.json
observed 2440876449835f8e1b31add3f3ea0bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.318452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/publication.md
observed 0d073affacbb803ec999faa562aafd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.298588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024409/publication.txt
observed f75030141ee93bed41e6c795675c8168...
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.