OpenTechnical

OT-2026-000026061

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000026061) never changes.

Identity and time

Publication numberOT-2026-000026061 · never reused
Internal UUID01a0ae71-a840-7c63-95e7-b7be0e51ccdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026061
StatusPUBLIC

Content hashes

Canonical text86d943bc9e792df856d4cb3836b341098be25ecd46b23183241d0e9fe6d0621a
Markdown4123affb50b5cbc14da8acc936f670e94d7786b8ec39c04a8b8be7109418711f
PDF
Publication pagee08bb3b791144e61a8927de4b84c56d3d25ce883a4d89b7282fdc08ac5c18903
Manifestb994a7830cfedb05493eaf4d8ce7c27f4834340107c8b4f63b1cd27e83e21bcb

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
Signature28UfUn9mVbTDq+5DQdqX0Csp/NO7fqefVOQopRbZnTtoDdz75CaM7Nizb0uoh/N/CgT9pmvgqWUFi/mCQQztDg==
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

2026-09-17T11:46:33.111282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026061
observed e08bb3b791144e61a8927de4b84c56d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.089998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026061/manifest.json
observed b994a7830cfedb05493eaf4d8ce7c27f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.071183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026061/publication.md
observed 4123affb50b5cbc14da8acc936f670e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.050139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026061/publication.txt
observed 86d943bc9e792df856d4cb3836b34109...
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.