OpenTechnical

OT-2026-000085027

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000085027) never changes.

Identity and time

Publication numberOT-2026-000085027 · never reused
Internal UUID01a0ae99-43b8-7dd8-80b2-72e86bfa50c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085027
StatusPUBLIC

Content hashes

Canonical texte5aa5dac3415346e2f1229429b026e2b4e0ee6b2d243d57d786f4501170a0970
Markdownfa5ba5b47b64c5b021c47d7354f2104c012a1849a354765d8b942f1bf8050e1d
PDF
Publication page5b192a3403a329c64c8746aee1ad305e975aed3553c359198914f0b8b7fde21f
Manifest70cf102a6080d1101d34a2bb08c909f2b59ccbc7f5a740d185652bc1a8a377cd

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
Signatureh/qoKep9xp0uQWam3goT9pGWU87G5q7VJOkG0XRbX69fNKcXs5PkS7h4sTPRqZf8OYMQMwQJyp0AwCBpkMPABw==
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

2026-09-17T09:55:02.325831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085027
observed 5b192a3403a329c64c8746aee1ad305e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.308034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085027/manifest.json
observed 70cf102a6080d1101d34a2bb08c909f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.289873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085027/publication.md
observed fa5ba5b47b64c5b021c47d7354f2104c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.272202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085027/publication.txt
observed e5aa5dac3415346e2f1229429b026e2b...
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.