OpenTechnical

OT-2026-000035347

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000035347) never changes.

Identity and time

Publication numberOT-2026-000035347 · never reused
Internal UUID01a0ae76-6a20-7baf-a4fe-5d564c0237d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035347
StatusPUBLIC

Content hashes

Canonical textd906c00295a935d94914d5ab3553daeb4b14f710ae316c32a3675c867dd63087
Markdownbf60e030f32472fe5e815f7baeb703a9f64f0e8abefecfa2f02dea7dfa54293b
PDF
Publication page78a92390b83cdfb45bb1b12d8b95bbaf1bd5bd6697be5d1351f73a4404b66a0c
Manifest1e02e765e477f9cefd114b89fbab6c11114a685a0e8e34b4c9bb3824a1e36964

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
SignatureuGvnWk1slcKEiXG0ubhbG4+SGj9GcVjipIrFjroofzueg6C+BKKLVuj4XAVEJ3NSY2QFaZKDLJV+zc4kBQD8AA==
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

2026-09-17T11:28:37.648365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035347
observed 78a92390b83cdfb45bb1b12d8b95bbaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:37.631388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035347/manifest.json
observed 1e02e765e477f9cefd114b89fbab6c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:37.610002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035347/publication.md
observed bf60e030f32472fe5e815f7baeb703a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:37.585127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035347/publication.txt
observed d906c00295a935d94914d5ab3553daeb...
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.