OpenTechnical

OT-2026-000082883

Publication integrity record

Four bellows 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-2026-000082883) never changes.

Identity and time

Publication numberOT-2026-000082883 · never reused
Internal UUID01a0ae97-8cca-7448-a058-685fb45f90c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082883
StatusPUBLIC

Content hashes

Canonical text63b5195942cb8c41b3ff03cae5183156cf141616ad66fad66959d6bafdf46f73
Markdownb81a4acf5978b7c0de2aac68caf260b24f15f54ba4ec21b3bec2156d61f5a4e6
PDF
Publication page317e640a08a3aebd112d192f91b32826823974445a5ee02ef070afe845e5622e
Manifeste9a689ae5c4a6bd54e6b29a166717726a4b0975579bd14c51fc7e313fb17ca62

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
Signature8PLUGF8t0n/ZTMLlRwRRTLOyjCvcD6bqJIqdzz+/kO6kKhocugqUKobWRKqlVgEnJgAdAE7Qvgr0wyKTZMxwBw==
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

2026-09-17T09:58:34.021431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082883
observed 317e640a08a3aebd112d192f91b32826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.005534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082883/manifest.json
observed e9a689ae5c4a6bd54e6b29a166717726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.987954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082883/publication.md
observed b81a4acf5978b7c0de2aac68caf260b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.971891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082883/publication.txt
observed 63b5195942cb8c41b3ff03cae5183156...
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.