OpenTechnical

OT-2026-000099155

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000099155) never changes.

Identity and time

Publication numberOT-2026-000099155 · never reused
Internal UUID01a0aea2-8288-7646-9e75-0636be42876d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099155
StatusPUBLIC

Content hashes

Canonical text7e19707f72d2bf5f1250056ddb5a07b2468c593dca2ce7299db8e5801179b329
Markdown5499443696010337faea7026153cbf7da3dde860a366b49096decf5ae28eaf93
PDF
Publication page6422b32800e4181e0ec7aeb88e15d22848d19a83fa445c05a76d8d092d4aaf0e
Manifest48281bfa153c0780a0bfe5cc9ee4a84b1e6d6bbe5043f0f22d3b2a92f14b07d9

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
SignatureeV36TSBZ0z0ynYlI5A6pS1OuMjZZfXbKcjOSWHby9rfiEcOSor7tAN9un20SuD6RNkAGS65df94EhUttDwyfBg==
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

2026-09-17T09:30:31.930824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099155
observed 6422b32800e4181e0ec7aeb88e15d228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.911483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099155/manifest.json
observed 48281bfa153c0780a0bfe5cc9ee4a84b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.890862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099155/publication.md
observed 5499443696010337faea7026153cbf7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.870068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099155/publication.txt
observed 7e19707f72d2bf5f1250056ddb5a07b2...
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.