OpenTechnical

OT-2026-000022725

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000022725) never changes.

Identity and time

Publication numberOT-2026-000022725 · never reused
Internal UUID01a0ae70-46e9-70ab-9ed9-743da831025f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022725
StatusPUBLIC

Content hashes

Canonical text951003aa045188228bd05b43189ca842354121a669675e2b3d007e063a4e1a9c
Markdownb63627d653601501060cb82b6d6d93644e4515d4d90250aaee5106c747e2f77e
PDF
Publication pagee413c615e74baa804019ecd4640bc34dc487043f7eed1295446208fb264fee29
Manifestaa3df07067fa3df5488853e8cc40a7b79cd2c1b8ba7ee1f7361fa8c9429d6625

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
Signatureysj6KLwQYxLytYzwA4UvyBozh4ubfMrbCGGfQFa8wgoLBHHQPP1Q6DSbM+jcJ8+psJEiJ/VCgVM1glns1L35BQ==
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

2026-09-17T11:52:13.665644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022725
observed e413c615e74baa804019ecd4640bc34d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.647234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022725/manifest.json
observed aa3df07067fa3df5488853e8cc40a7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.628326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022725/publication.md
observed b63627d653601501060cb82b6d6d9364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.607057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022725/publication.txt
observed 951003aa045188228bd05b43189ca842...
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.