OpenTechnical

OT-2026-000043756

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000043756) never changes.

Identity and time

Publication numberOT-2026-000043756 · never reused
Internal UUID01a0ae7b-d676-7e0a-ace8-e42fee03a735 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043756
StatusPUBLIC

Content hashes

Canonical text6e83fff16a133c0afb95d22a73a6c7097fcc7294c5685523656fb855b3e6361e
Markdown774621c04b040c98b68e14663075f9150d16e719bf22b8f302649f78584385ae
PDF
Publication pagedb20014f6aed43edf92c043c25b7a2a65095d45d058496edab94a52041245e67
Manifest4b638174c482b671a038f50818b40ee19a91a1dc59fac476cc40d986d7afa2d0

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
SignaturefJONfbKcYfHvldRUwZnwi/EmhAkqRbLF69lN4HIZkaj4o4ZITBUSlASpo2tYB6RZQpzppnwZpjHSFH4ERs5KCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:02.363598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043756
observed db20014f6aed43edf92c043c25b7a2a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.344552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043756/manifest.json
observed 4b638174c482b671a038f50818b40ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.325900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043756/publication.md
observed 774621c04b040c98b68e14663075f915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.307909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043756/publication.txt
observed 6e83fff16a133c0afb95d22a73a6c709...
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.