OpenTechnical

OT-2026-000101696

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, pulsed blow-off 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-2026-000101696) never changes.

Identity and time

Publication numberOT-2026-000101696 · never reused
Internal UUID01a0aea4-0e16-7630-a809-4fcaa15a6dfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101696
StatusPUBLIC

Content hashes

Canonical textf648ae66c417f10678b1b502afa89694288606ec87f0dec5f79d8e37822bd568
Markdown95cf61805dc500ecaaf297d40cfad2607c6802f8872378b6ba71ecf32087cbac
PDF
Publication page2f4e7f81d3758e82a908f57fd7104f053805843e82604c5d3e97595ff2085fe3
Manifest53b337fd1c77eaaa8714b4339c46a1e55b16f7de0bb4df4a73833230d519dd34

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
Signaturesb9WJu2yTJD0Mr/dauqd8Tuc8K/tBL87CcnSubeNC5EcmmB3NkDn1m3q1GefCL2uSXyIpcC4FyDB/KOzLKlmCQ==
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

2026-09-17T09:25:41.218729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101696
observed 2f4e7f81d3758e82a908f57fd7104f05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.201728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101696/manifest.json
observed 53b337fd1c77eaaa8714b4339c46a1e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.182591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101696/publication.md
observed 95cf61805dc500ecaaf297d40cfad260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.166679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101696/publication.txt
observed f648ae66c417f10678b1b502afa89694...
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.