OpenTechnical

OT-2026-000019302

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000019302) never changes.

Identity and time

Publication numberOT-2026-000019302 · never reused
Internal UUID01a0ae6e-f392-7205-80ac-59aa09239c47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019302
StatusPUBLIC

Content hashes

Canonical text9269d0cd543d776defa7949f1b9fdd49db76afc5420b6bda47c5533bc4dd851b
Markdown19fe8ed4afcde5a53c0dab353334e4189d6c765c2a9600d65a895f95134fa1e8
PDF
Publication page791d06035ed51bed4e3909b0f0833d4cdc1ce7f75c922b511f1fddc3fa3ecfa3
Manifestac4856d07dc508181f9ac4b4ecb83a27c49dac4be98e555557a19c7c1cd5d13e

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
SignatureG+sdL2ors0iQT+BptTkBJ5i7XXiM44rlUoonjQ+/9h6CruXj6mXO6snhRcqKuvFP9Awe/+08AwQ59a4UmOjXCg==
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

2026-09-17T11:58:39.637186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019302
observed 791d06035ed51bed4e3909b0f0833d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.619154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019302/manifest.json
observed ac4856d07dc508181f9ac4b4ecb83a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.602277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019302/publication.md
observed 19fe8ed4afcde5a53c0dab353334e418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.584614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019302/publication.txt
observed 9269d0cd543d776defa7949f1b9fdd49...
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.