OpenTechnical

OT-2026-000100830

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100830) never changes.

Identity and time

Publication numberOT-2026-000100830 · never reused
Internal UUID01a0aea3-66f5-7a5f-8105-6f30f9fc2829 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100830
StatusPUBLIC

Content hashes

Canonical text9dab8ac23182ce5f52a11678000de9e40092195b450136f43e0b080448ddb178
Markdown56552340365b7bc3ecd287c4f3f869c83f46edff9f968c4bbcf9d0a8b5efb9cf
PDF
Publication pagea4aff0f3689a488f35f44e73362404cce505fb448b40b513ae66122766300725
Manifestf6ae85609429d5a39698987914807765905c09214dfb83fd4805876c6fe7d0aa

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
SignatureeGlZ+ChxBVbmWQ5ONEgLa0Cc5IVoS5bPdL7JaOdTOMy212vWLJLEthj7LZsaQzI0tCTlD++8/iLcSTrkByM1Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:45.191630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100830
observed a4aff0f3689a488f35f44e73362404cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.174458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100830/manifest.json
observed f6ae85609429d5a39698987914807765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.155634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100830/publication.md
observed 56552340365b7bc3ecd287c4f3f869c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.137901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100830/publication.txt
observed 9dab8ac23182ce5f52a11678000de9e4...
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.