OpenTechnical

OT-2026-000104444

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104444) never changes.

Identity and time

Publication numberOT-2026-000104444 · never reused
Internal UUID01a0aea5-3421-7537-a16c-c2a181f1532e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104444
StatusPUBLIC

Content hashes

Canonical textcf87bcc3b0a96e5d3eb1022ceff4a7b667b51a9be182614572dcc6645ef14d41
Markdowna66921eb93a1a3c2d4970bbd31170fb562ba41ecaa1545e265796d320699fde1
PDF
Publication pageab5226ea98d5097833e5c9664c3354a84d5e5b7ad70a49901d82ee72ddf3c8c5
Manifestf31acaaaa74635d228a9059593a469ffce055a14444b369e6b0e4a9ee9e8ff72

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
SignaturefR7wnGWGKttDq4fE4JJ1hDTEltvtEMEeKlA3DvcU4oaixEA051ryVcCXdYKdmzz7kHHDo4KF0YBYmT+ZkplrAw==
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

2026-09-17T09:21:43.344696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104444
observed ab5226ea98d5097833e5c9664c3354a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.324132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104444/manifest.json
observed f31acaaaa74635d228a9059593a469ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.307150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104444/publication.md
observed a66921eb93a1a3c2d4970bbd31170fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.290708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104444/publication.txt
observed cf87bcc3b0a96e5d3eb1022ceff4a7b6...
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.