OpenTechnical

OT-2026-000030259

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed 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-2026-000030259) never changes.

Identity and time

Publication numberOT-2026-000030259 · never reused
Internal UUID01a0ae73-e500-72ef-8d6d-b803db11a121 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030259
StatusPUBLIC

Content hashes

Canonical textf870319fca812236636ea1200097ab2b6e9b569e99056d78a3edf48d05bd4bb0
Markdownc3791f01e0cff8915ea564c429b8f5778c94f4dd7817357dfd1efdbb86749200
PDF
Publication pagedaf8231f43aaa72db10cc50176bc2d751a93f760dfdb0dee26db8e249aa94641
Manifestabfac1ed39a758409512aa913da043b6ee6995f4d45591a0ecc2e6e7b1b3dee2

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
Signature9uK847vzmJZrrAnY4zAqUpXiX5QdzcNjhvZ3OpWARgJTr0Au0PNrXdGULxFV0NyAhW8a1yfuNeydRbnTWoleBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:45.335857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259
observed daf8231f43aaa72db10cc50176bc2d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.319192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/manifest.json
observed abfac1ed39a758409512aa913da043b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.302714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/publication.md
observed c3791f01e0cff8915ea564c429b8f577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.287148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/publication.txt
observed f870319fca812236636ea1200097ab2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.249603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259
observed daf8231f43aaa72db10cc50176bc2d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.233750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/manifest.json
observed abfac1ed39a758409512aa913da043b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.217402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/publication.md
observed c3791f01e0cff8915ea564c429b8f577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.198811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030259/publication.txt
observed f870319fca812236636ea1200097ab2b...
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.