OpenTechnical

OT-2026-000048269

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000048269) never changes.

Identity and time

Publication numberOT-2026-000048269 · never reused
Internal UUID01a0ae80-4de3-7ea9-b98f-28501b6f2534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048269
StatusPUBLIC

Content hashes

Canonical text6ea545698ce21952e70a031167575e7bd1512589552b7469fcee8bb9ba932225
Markdown439314d5210acd5d7dedb488051b6c67741524714d2197bcf4c5d17a1efd9601
PDF
Publication page29d24725e0c3a20e14c87952d4e88a889dd9f5f70e09190788a472e7c969fbad
Manifestb148234d488aedaaba62af0eb6d5f3940825f8f2a34a34a6f13698ec327249e6

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
SignaturezCu26ij6TwMrqWhpQYxFc2Frw0SichvEoF4TyZAjbxF+IRj4tcU5QOgDDx3Rrx/lXJ1E4bcsmY4rMOS6OM2zAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:50.518937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048269
observed 29d24725e0c3a20e14c87952d4e88a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.498958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048269/manifest.json
observed b148234d488aedaaba62af0eb6d5f394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.477316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048269/publication.md
observed 439314d5210acd5d7dedb488051b6c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.456378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048269/publication.txt
observed 6ea545698ce21952e70a031167575e7b...
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.