OpenTechnical

OT-2026-000101658

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000101658) never changes.

Identity and time

Publication numberOT-2026-000101658 · never reused
Internal UUID01a0aea4-0e16-70e1-a519-2ca1c618c668 · 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-2026-000101658
StatusPUBLIC

Content hashes

Canonical text5bccffb01bf13e2e6f0a0771651f8f9f11df7698c9af4e01128af0eb0e19d674
Markdown899ded9ab86a7ed59d62d22225376fc257766ab386f3ec59ee92b3a8fb011d69
PDF
Publication page0f7b1a52853349fd3d707bd4d77d82fba12eb8c6001ab436913c5b390a387cab
Manifeste357a9be48f2fc0669045ba3e45921775be83420dafff9504fd8d5bc723806a7

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
SignatureXQS6tIqS2JZAXB1KJUxrfw4U3AeJ1fk/wWP9Er/FN2QKcgYGXhktMiF/332SQ6LChtnM/mE85lvuL+tg0l9ADw==
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

2026-09-17T09:25:53.438775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101658
observed 0f7b1a52853349fd3d707bd4d77d82fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.420144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101658/manifest.json
observed e357a9be48f2fc0669045ba3e4592177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.400187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101658/publication.md
observed 899ded9ab86a7ed59d62d22225376fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.380938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101658/publication.txt
observed 5bccffb01bf13e2e6f0a0771651f8f9f...
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.