OpenTechnical

OT-2026-000005695

Publication integrity record

Bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, contact triggered

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-2026-000005695) never changes.

Identity and time

Publication numberOT-2026-000005695 · never reused
Internal UUID01a0a941-b945-7e8e-baa9-f9ac1d45f439 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:07:31.911489Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005695
StatusPUBLIC

Content hashes

Canonical text591615d268c128cd42e3bc67d1528a1f9312d5645373d112c467f223ad18cc13
Markdown37725aaadb27d540daee885e5fb73ee1fcb6b0e746fc6cacd06de73421b70be2
PDF
Publication page42aea545691a720a4ed98c09b35b9a06479050b3bd71def97a1fbe353e0b88e7
Manifest1b572572ecd87778a102cef08bb8fbdd52bd606c94eb529ec7524e3e4e635c3a

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
SignatureQQyU2buqtHbT20qaGrrKEMSeCbccc1tvaZIBZXIGqg4kYBu+bZN3G7FT+JzDlq8oLdiJoiQTggDrRV0dGQzkAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:10.745460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005695
observed 42aea545691a720a4ed98c09b35b9a06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.732693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005695/manifest.json
observed 1b572572ecd87778a102cef08bb8fbdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.718090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005695/publication.md
observed 37725aaadb27d540daee885e5fb73ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.687529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005695/publication.txt
observed 591615d268c128cd42e3bc67d1528a1f...
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.