OpenTechnical

OT-2026-000083003

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000083003) never changes.

Identity and time

Publication numberOT-2026-000083003 · never reused
Internal UUID01a0ae97-c961-75a4-9802-2a9be3bc338e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083003
StatusPUBLIC

Content hashes

Canonical text9b4bca77679157f0c361afdc0e7de2921b6326f450190e83dcf9d4aa7d37a581
Markdowne26b929ac45c72ab328ad531fc08a1acf81f697c42cbc885bb1fff62d32b5be4
PDF
Publication page90fb335d3585dc1896f3942330b0d655982696fab4ff3305fee2e7e7e640ced1
Manifested70a9b2d66053039fcfdee7aeefb553636d74c5af50205c498ab15ffe769ebe

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
SignatureUIRMR1cYSIGDbmco4NSNiydlHUkVEqO+2mJNHP3fxhe9RqYZd4pCTiBcMMU0oymKs/L7V9Qg1D00uUiDaTacCw==
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

2026-09-17T09:00:06.618177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083003
observed 90fb335d3585dc1896f3942330b0d655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.599451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083003/manifest.json
observed ed70a9b2d66053039fcfdee7aeefb553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.581026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083003/publication.md
observed e26b929ac45c72ab328ad531fc08a1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.166351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083003/publication.txt
observed 9b4bca77679157f0c361afdc0e7de292...
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.