OpenTechnical

OT-2026-000099886

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000099886) never changes.

Identity and time

Publication numberOT-2026-000099886 · never reused
Internal UUID01a0aea3-1473-70bf-ac31-a434f372ddac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099886
StatusPUBLIC

Content hashes

Canonical text24d3670d1574f84694f081afaaeadbbdff4c470fc8951ad55833031c76ed974d
Markdown2808344deac3193a20ef6d3d75c170db41be192f1369917ba43f9b2ca5949adb
PDF
Publication page18242e06801f3bb2f240d7481667df96d775e2abe657d14ef9daec24d26146d2
Manifestd1f6f52a93c33e31f71ab57b481e2e641bef9adc54cbb858f91a7eabfafa2e56

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
SignaturexBrUzymUYjWeKhEspaPazKt3KjROCvL+e18jU43hGqADHKBTiDpGRHd+n/gGSWCO1rTwmzkn5Nj6m1NOxnXCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:30.970204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886
observed 18242e06801f3bb2f240d7481667df96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.952303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/manifest.json
observed d1f6f52a93c33e31f71ab57b481e2e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.934072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/publication.md
observed 2808344deac3193a20ef6d3d75c170db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.913770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/publication.txt
observed 24d3670d1574f84694f081afaaeadbbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.684734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886
observed 18242e06801f3bb2f240d7481667df96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.664451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/manifest.json
observed d1f6f52a93c33e31f71ab57b481e2e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.644237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/publication.md
observed 2808344deac3193a20ef6d3d75c170db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.624917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099886/publication.txt
observed 24d3670d1574f84694f081afaaeadbbd...
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.