OpenTechnical

OT-2026-000024093

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off before 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-2026-000024093) never changes.

Identity and time

Publication numberOT-2026-000024093 · never reused
Internal UUID01a0ae70-aed7-75d8-a6d8-7f511ce55c08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024093
StatusPUBLIC

Content hashes

Canonical text312f5154efdb553e4ac027bdb88b4e3eaba454babc8cae26b82f75a1ce04d70b
Markdown2b2b6d2289823ce217abb6ced06d434bcbec7d4a62a1a4fb7eecf3795372c8e6
PDF
Publication pagedad104a8d52b44506020610573f25f0f56e232e0030faf3f76bf7bfe6b21f473
Manifestddf7cfd400065372d1958f3bb777782965b5d52e8d55fed5e87b4bebe39ca597

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
SignatureZF1NnYMlBNEcfvTFqXsf8NiZekFmLhDXSsDBH+scuD3fQM4LXhZmmovkO+5CI95tqso5j59RlaYRegUlDvvjDQ==
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

2026-09-17T11:51:00.689874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024093
observed dad104a8d52b44506020610573f25f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:00.674461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024093/manifest.json
observed ddf7cfd400065372d1958f3bb7777829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:00.658122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024093/publication.md
observed 2b2b6d2289823ce217abb6ced06d434b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:00.637644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024093/publication.txt
observed 312f5154efdb553e4ac027bdb88b4e3e...
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.