OpenTechnical

OT-2026-000011570

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000011570) never changes.

Identity and time

Publication numberOT-2026-000011570 · never reused
Internal UUID01a0ae6c-8900-715d-bd24-3da75ec777fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011570
StatusPUBLIC

Content hashes

Canonical text333cd6b2b34da7af9c6d66210d0223e5caef301fd42c1604511dcecaf6585121
Markdownf0bdb2a040afb334f31929ad3821ec6726f73e4ac29b8dba51851e69c2ebd509
PDF
Publication page84661fb0e67433949a7ef714f25abb9bfa94cd14b30370481fbf599f8676c1a2
Manifest21bee47240fc8c2eb1f0549a222690d099bbce32ea0b2523d00c755e721c79cc

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
Signature6Zzkt16f8Ix/yi+98TZanHKXHnYKiuxm3VAL6FpPdltj0GzDzjONrmCVIb38VrtX2rr431xs+P6ZyitGkMzyCg==
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

2026-09-17T12:13:28.102362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011570
observed 84661fb0e67433949a7ef714f25abb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.084440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011570/manifest.json
observed 21bee47240fc8c2eb1f0549a222690d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.067533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011570/publication.md
observed f0bdb2a040afb334f31929ad3821ec67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.049944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011570/publication.txt
observed 333cd6b2b34da7af9c6d66210d0223e5...
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.