OpenTechnical

OT-2026-000059028

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000059028) never changes.

Identity and time

Publication numberOT-2026-000059028 · never reused
Internal UUID01a0ae89-8611-75dc-891e-8235bf241db7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059028
StatusPUBLIC

Content hashes

Canonical text27aad2b6cbcfcfa6e10b5af05eb676aae4e54dfa5cbaabc4d26ff3da74421694
Markdownaa4f6ee8f69cb24d334947f3741fd93392f36574afb46b55151e823ebb713796
PDF
Publication page051f896b7a69afccfed8118ae51aec4da412082fa2f09a1f5debba2bde14806c
Manifestcd686203c6478c362220290a33e3e43e5510b966c7314a533cd5e1d60e48e09b

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
Signature2ysDDOIaoGpHcYtW3OaXVKzJ1OCPlfSjcCNrDZ4xh7Kp/fzrXeGOSOqcdBzatOb/hJSHSl/QDbusxSw3mCQBAA==
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...

Independent retrieval

2026-09-17T10:44:50.023526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059028
observed 051f896b7a69afccfed8118ae51aec4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.949828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059028/manifest.json
observed cd686203c6478c362220290a33e3e43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.930465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059028/publication.md
observed aa4f6ee8f69cb24d334947f3741fd933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.871000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059028/publication.txt
observed 27aad2b6cbcfcfa6e10b5af05eb676aa...
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.