OpenTechnical

OT-2026-000035389

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000035389) never changes.

Identity and time

Publication numberOT-2026-000035389 · never reused
Internal UUID01a0ae76-6a20-7905-9dde-dec6cdd161c4 · 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-2026-000035389
StatusPUBLIC

Content hashes

Canonical text47a8e1ca7716bc55a59e4487f649d7923c6c8f9c860f2379c95067fc388e29b9
Markdown01ea255dba8697d493213d98bf4392f40e45e058eab9e30cd71183d93bee54b7
PDF
Publication page825645f3a5a5d21330709c811bfef4e66fe213fef4e3e2c9c962530b41251491
Manifest535f3d4f2585f3f1904be20763ab10d9e3f4be8ad3b3574da137bafe606edffd

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
SignatureTfd4l5AZ1NVyOTot1xJTABVPdq0Fq4NJvhEM4byBh0JoGp3oBa52GqDD8gROBge6kpfp6G5h3Z358bnTAxHfAg==
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

2026-09-17T11:28:41.079767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035389
observed 825645f3a5a5d21330709c811bfef4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.063092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035389/manifest.json
observed 535f3d4f2585f3f1904be20763ab10d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.046441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035389/publication.md
observed 01ea255dba8697d493213d98bf4392f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.029081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035389/publication.txt
observed 47a8e1ca7716bc55a59e4487f649d792...
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.