OpenTechnical

OT-2026-000099889

Publication integrity record

Foam pad 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-2026-000099889) never changes.

Identity and time

Publication numberOT-2026-000099889 · never reused
Internal UUID01a0aea3-1473-75ce-9d91-2961df80d221 · 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-2026-000099889
StatusPUBLIC

Content hashes

Canonical text63f9d2cd91f4707104dacb83b6092c3e33859a4a3f7c66d86a1176185ead19f6
Markdownf080166bfea04c17f3dd6785c0ae14bc1c171ce7d7b2135927e675824bb0694f
PDF
Publication pageedd66d0162ae16cc91b49dbfc4252847d9d2e7cccd1b5bed6358eb2e55e3a0e5
Manifest44a9a66fe18e1fd5ea7da971a97f8f1908626ca5be69a26535b08ca182371525

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
Signatureqh1kpCw/dqfVgtp0ph1au3y1p/tsxr18FXQGu8nciBG7wrRvLEFLbFluuAC2uXXydAYUcow12aXkUjhTTvR6BA==
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

2026-09-17T09:30:31.268950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889
observed edd66d0162ae16cc91b49dbfc4252847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.250837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/manifest.json
observed 44a9a66fe18e1fd5ea7da971a97f8f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.208106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/publication.md
observed f080166bfea04c17f3dd6785c0ae14bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.160317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/publication.txt
observed 63f9d2cd91f4707104dacb83b6092c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.967514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889
observed edd66d0162ae16cc91b49dbfc4252847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.949446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/manifest.json
observed 44a9a66fe18e1fd5ea7da971a97f8f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.910214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/publication.md
observed f080166bfea04c17f3dd6785c0ae14bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:46.871834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099889/publication.txt
observed 63f9d2cd91f4707104dacb83b6092c3e...
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.