OpenTechnical

OT-2026-000086584

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000086584) never changes.

Identity and time

Publication numberOT-2026-000086584 · never reused
Internal UUID01a0ae9a-2c98-7613-ad17-96e137a369a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086584
StatusPUBLIC

Content hashes

Canonical text445c54233cdf30865c23bc7884f573ce4329c2286e543473cc29e9feb414bb9f
Markdown02bca86061de8c99acfd6e8a1da139525a3fec4bd7e63785693c43d88ece5ec3
PDF
Publication page9cd8ec99121d9eee627502659f4d8513ec7d12a9f34b25244e3b44da8215a4d1
Manifestf19c812ba26786bf27544df0d31f386ae1303a510cf28d85252656f7511a8a4b

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
SignatureOT8BvOdSMr1IFv8hQnIc7o/PaYRs7Z/JChUfyxYTSWV7H4nXl6LB462krthE6PIgD+i6mvMVg1zVGGS+W8OMCA==
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

2026-09-17T09:52:25.345655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086584
observed 9cd8ec99121d9eee627502659f4d8513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.328299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086584/manifest.json
observed f19c812ba26786bf27544df0d31f386a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.310967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086584/publication.md
observed 02bca86061de8c99acfd6e8a1da13952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.293784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086584/publication.txt
observed 445c54233cdf30865c23bc7884f573ce...
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.