OpenTechnical

OT-2026-000048798

Publication integrity record

Two pad foam 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-2026-000048798) never changes.

Identity and time

Publication numberOT-2026-000048798 · never reused
Internal UUID01a0ae80-c32d-7be5-a225-37061912c893 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048798
StatusPUBLIC

Content hashes

Canonical text9347984142c41dfdb1261dad37f016f1ae735dfc1d66f57dbb85008276277678
Markdown8f51627296207a155f8812f9398e6b92a8a7c4ae0cc5d463b6559ad0175c658d
PDF
Publication pagefce13c0baf450a3ad0b2c12de37c76db4d08d91988c9784e49ac08e8b2001676
Manifestbf0cdd85aceec1ecd008e2aeb6a3a9241160b0424f67b72fa3c4f6eee0eaf57a

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
SignatureiuA/YGVl+ZbSXjuv6KLOBxvsOw8iS8QqRWTFnvqVywdL6Hy2NeN3JKoGlQReU4YrEKeEV2s5yzKLc0ISGPdxDA==
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

2026-09-17T11:04:30.678083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048798
observed fce13c0baf450a3ad0b2c12de37c76db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.653952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048798/manifest.json
observed bf0cdd85aceec1ecd008e2aeb6a3a924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.630152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048798/publication.md
observed 8f51627296207a155f8812f9398e6b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.605266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048798/publication.txt
observed 9347984142c41dfdb1261dad37f016f1...
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.