OpenTechnical

OT-2026-000054536

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000054536) never changes.

Identity and time

Publication numberOT-2026-000054536 · never reused
Internal UUID01a0ae86-1283-7f1d-8008-73ce8fb72bc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054536
StatusPUBLIC

Content hashes

Canonical text5280d364523881e3929346219eb2282a8820717e7f17f6015bffd674c60e08d1
Markdownc4353c739dff44c28b3394b09cc2127e8c615ba2ce15b87cf2090258e9274518
PDF
Publication pagebf31a04fe7fd8e0c2c31b543d836a3eecafacb6aa73d784d8ec20faa2a6ac32a
Manifest324b37579454b182b292e43995e0abfc4a5d5b4b8779dd09b0eb996faa7a3ac6

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
SignatureQUCVTkD/8SQf/ynBLBwwLAgZIgszQHxEMgSARRKFDq0oZ+kN+OIX5Ub2BZIJna32oKTcqCHbEmH+IQ6N3wWiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:34.076319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054536
observed bf31a04fe7fd8e0c2c31b543d836a3ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.951224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054536/manifest.json
observed 324b37579454b182b292e43995e0abfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.929934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054536/publication.md
observed c4353c739dff44c28b3394b09cc2127e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:33.911822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054536/publication.txt
observed 5280d364523881e3929346219eb2282a...
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.