OpenTechnical

OT-2026-000085318

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000085318) never changes.

Identity and time

Publication numberOT-2026-000085318 · never reused
Internal UUID01a0ae99-aaaa-7804-add1-8cd56ce16df6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085318
StatusPUBLIC

Content hashes

Canonical textf1145f8bb65a32cb4db09f8b6829b328c3bb23fb2e0881ab5a431ffe29bf1c95
Markdownf0a26b56607d0c781148a558af332d45c9c5f8c0a0e03fb80c48f1d78c10b3b9
PDF
Publication pagef806b68d261d8d7e2a74cab26b7cb7770c50ba5d22a3f3539e47bde8d4df1fbb
Manifestb493f8309f2dca1e7ab7371448f82d7de77092244d45a3419330a5c1cfa7f14d

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
SignatureKXqIY2vy5B+40EuTBhViZRrzFidSXU2wCFpuO7ARqkrq0lDzxPJ33WpN3h6GQafk6OmR+6JZvTnguzCkjo00Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:02.573901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085318
observed f806b68d261d8d7e2a74cab26b7cb777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.555624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085318/manifest.json
observed b493f8309f2dca1e7ab7371448f82d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.536616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085318/publication.md
observed f0a26b56607d0c781148a558af332d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.519001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085318/publication.txt
observed f1145f8bb65a32cb4db09f8b6829b328...
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.