OpenTechnical

OT-2026-000079548

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000079548) never changes.

Identity and time

Publication numberOT-2026-000079548 · never reused
Internal UUID01a0ae96-0b92-7039-83eb-53b74df3dbc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079548
StatusPUBLIC

Content hashes

Canonical text5e18bc548e985393fb818da70da8d2c0f53663cecc88aa069171e8b5e44aee0d
Markdownff978ad24187ff9b1fa99c546afcd35455db82c68568993b66cec834d4d17fc0
PDF
Publication page8e766f323b568796f26ef6eb2c86313eb1e83e0c191fde7dd90e3e7151f667fd
Manifestacc42a2dab747c7b3cde7b774ed75429d8ca763d51fea2d0be45828f7d7b3fd7

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
Signaturei3BbblAhixqEzxUhQhOjO2PIMT0AaQfbs9NdCzTpfibi9fLmiSJpyqhxj6r1ZgEKdOHyYO5Pd3g1cqVCmXN8Cg==
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

2026-09-17T10:05:11.825869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079548
observed 8e766f323b568796f26ef6eb2c86313e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.806917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079548/manifest.json
observed acc42a2dab747c7b3cde7b774ed75429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.788368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079548/publication.md
observed ff978ad24187ff9b1fa99c546afcd354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.770918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079548/publication.txt
observed 5e18bc548e985393fb818da70da8d2c0...
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.