OpenTechnical

OT-2026-000085552

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000085552) never changes.

Identity and time

Publication numberOT-2026-000085552 · never reused
Internal UUID01a0ae99-aaac-7a73-96c1-7767fccac27b · 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-2026-000085552
StatusPUBLIC

Content hashes

Canonical text316d5453c10074de00ae853dd15efc23aa772df94ca21d4e20614047e2e6b798
Markdown62aaee70e305c50d494ae0499ec8a00f6eabfdc9a4986b83b757017d9a22b6bb
PDF
Publication pagef92685bff1784ac4cc8dd3b8f6539074ce9fad08aefca99ef88d73b46727b05a
Manifest2e935aa7a7d999eee385bd8103810d369714b50bbbf66eb2657d4c9b5f1f53a5

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
SignatureprdDzGmsAotDus9QwAaAQ4RHKaX+HYIb4PtEaeRMwaK1ykanWMf1E31R0+cRLv0ibgkviTiZVjAMdBdFLAbCAA==
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

2026-09-17T09:54:22.333036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085552
observed f92685bff1784ac4cc8dd3b8f6539074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.315935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085552/manifest.json
observed 2e935aa7a7d999eee385bd8103810d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.298929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085552/publication.md
observed 62aaee70e305c50d494ae0499ec8a00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:22.282752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085552/publication.txt
observed 316d5453c10074de00ae853dd15efc23...
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.