OpenTechnical

OT-2026-000034589

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000034589) never changes.

Identity and time

Publication numberOT-2026-000034589 · never reused
Internal UUID01a0ae76-1ed1-7871-a241-c3f0b1da15a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034589
StatusPUBLIC

Content hashes

Canonical textf518b1e8e99b47efae6fc9004c139577700cda95203151e441b4a05b00a39fcb
Markdown1d52365ef765dee35a49739e64381d6fc41817ed3c9e2e4a6e781b5eb04fb617
PDF
Publication page01824ca357c4cf25b5c6f7424fe4b97f1d2a000734914dcc498d6359a243d476
Manifest00e8204224dfa48943f58e2e71ca1cb47330d1a013d7c04da587f497fa20edaa

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
SignaturezaGss/6yyzRlPWj6Kxg/z9bXJMD6nav1mEW11AJIwb36vHpxRTHrwp+/XQySczlhpjrGbvI/69vxiTT5XhPCCg==
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

2026-09-17T11:28:57.861987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034589
observed 01824ca357c4cf25b5c6f7424fe4b97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.845498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034589/manifest.json
observed 00e8204224dfa48943f58e2e71ca1cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.826601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034589/publication.md
observed 1d52365ef765dee35a49739e64381d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.807297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034589/publication.txt
observed f518b1e8e99b47efae6fc9004c139577...
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.