OpenTechnical

OT-2026-000036976

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000036976) never changes.

Identity and time

Publication numberOT-2026-000036976 · never reused
Internal UUID01a0ae77-7740-7969-98d1-c323f2850803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036976
StatusPUBLIC

Content hashes

Canonical text8aaf63182f89df0397364253d1183b75e25b579c76747c81c31abd36e8505469
Markdown9b11a2e148567fbcccad6aa11d73b5acc9812108c97fd3aeaeb1cbd3a5977e4f
PDF
Publication page8b4b21e07efeeeff32904d4254510f070ce310fe4bd4264dcb9a72bbbc7544c4
Manifest22492089d5db9a01f1c0a432c1ea2a93c1db9c33d0392eaa279f4a2a6833e837

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
SignatureJ8IuPAsvrkXyxTfLKk69zl11so4u+YNcqPaDUIGY/3sy5q+y3S+FpXlPIJXpIYHfGuMIBQcV+WfQHTjut6RwCQ==
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

2026-09-17T11:24:38.056400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036976
observed 8b4b21e07efeeeff32904d4254510f07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.039171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036976/manifest.json
observed 22492089d5db9a01f1c0a432c1ea2a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.021421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036976/publication.md
observed 9b11a2e148567fbcccad6aa11d73b5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.003758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036976/publication.txt
observed 8aaf63182f89df0397364253d1183b75...
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.