OpenTechnical

OT-2026-000075814

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075814) never changes.

Identity and time

Publication numberOT-2026-000075814 · never reused
Internal UUID01a0ae94-29fe-757c-ad9e-ca3bcb87a543 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075814
StatusPUBLIC

Content hashes

Canonical text27ab4292859dfaf00bf2631bcb6f2dea4b66cf1e6a106516afffd8c80f73edd0
Markdown1b820c6e34e0a882086532583ed0af21925470f9d37d31923fd1b393730b238f
PDF
Publication page7a5a72fb9569d27104b634f05839e59a65c56b503fe1d719bffee609eae92cb6
Manifesta08fa4da138601a51857720e1d5b0beaeb0bc2342681d975e1c919fef044fcfa

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
SignatureOfQ0dwGmvWU8W1QTBLmuOmxOWuqn40qRtLI+OKS9j5aEhebEse4J/e/BRDAlVyGXFr+XqThKSFm7uzvJlEedCA==
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

2026-09-17T10:14:20.750360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075814
observed 7a5a72fb9569d27104b634f05839e59a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:20.733391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075814/manifest.json
observed a08fa4da138601a51857720e1d5b0bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:20.715032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075814/publication.md
observed 1b820c6e34e0a882086532583ed0af21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:20.695209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075814/publication.txt
observed 27ab4292859dfaf00bf2631bcb6f2dea...
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.