OpenTechnical

OT-2026-000014896

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000014896) never changes.

Identity and time

Publication numberOT-2026-000014896 · never reused
Internal UUID01a0ae6d-d095-7432-9ca0-52341978f0a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014896
StatusPUBLIC

Content hashes

Canonical text7b42984cb7eb9fb601df43e9cb161289932e26d0e4c0f517d21b26268c39e511
Markdown629afdb1cb5db26ae512cc17e998eaf45829880dd05300cb3a57daaff9112904
PDF
Publication pagead43cf62347f8b4a3315365ba9df768d17a5bc25d366fff994fc316b3afb8aea
Manifest110e7b6c2981a0973c599dc804aab94440a5bb57e6e41f2a112c659d4842780a

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
SignatureJUxHJjQIlfkNUvHyFVy2QeziVrC1OZCS5NzCVJMiAexsKCPJnSmmM4jN5J55fUu737ROGVwA21N0+kHWPGWABg==
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

2026-09-17T12:06:49.587067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014896
observed ad43cf62347f8b4a3315365ba9df768d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.571025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014896/manifest.json
observed 110e7b6c2981a0973c599dc804aab944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.553383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014896/publication.md
observed 629afdb1cb5db26ae512cc17e998eaf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.535490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014896/publication.txt
observed 7b42984cb7eb9fb601df43e9cb161289...
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.