OpenTechnical

OT-2026-000017126

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000017126) never changes.

Identity and time

Publication numberOT-2026-000017126 · never reused
Internal UUID01a0ae6e-76c7-754d-99fd-7e601e08db73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017126
StatusPUBLIC

Content hashes

Canonical textba60959252fde5d26140c67a74bfc078a7acdb797c4afdd14207a9a3b66b5f13
Markdown577b140e1e39b03ea0aa615c66e4653257cb58f5ee5207d8e24f44025b0a9e16
PDF
Publication page49610f262f3c60e2c1041c3fe22403e4d8b9568bf9170eec7f5fe15ec0d9300f
Manifest9621f7c7f26ac8495ba2b6421f09fe5b1d2f39598de46f2fecfbbb250d9fa5c3

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
SignatureF6RHzImNu7Md1N9D1IWd+Kz6HMT9X3YUttitVtr3q2QPogKFSgcfDAQeVc+C9FG2kXiGICOvLIYONl+rDF4JDQ==
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

2026-09-17T12:02:10.879534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017126
observed 49610f262f3c60e2c1041c3fe22403e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.864403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017126/manifest.json
observed 9621f7c7f26ac8495ba2b6421f09fe5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.847394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017126/publication.md
observed 577b140e1e39b03ea0aa615c66e46532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.830327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017126/publication.txt
observed ba60959252fde5d26140c67a74bfc078...
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.