OpenTechnical

OT-2026-000049392

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000049392) never changes.

Identity and time

Publication numberOT-2026-000049392 · never reused
Internal UUID01a0ae81-8f7b-7ea0-885b-43ac5c91320b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049392
StatusPUBLIC

Content hashes

Canonical text1733639f8825595e920cb1d321a44ccd584ba021000ff4ce72792cfa35beb765
Markdown90fa48227c623613885b1ba5e48cbc897474090faf318098515d764923c1c5f4
PDF
Publication page9939217f84700570633c8f3a2370069a47455faa60b2023343d682602c770467
Manifest09b3be36d1f1c502be72390f35a04722f8bd6f5c5b56563b7e72b1db65c003d4

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
Signature1XKp5I2aYhzw8KLjevCC9m1oBXgIctCInLZ3Eq8oi490dCBdZse0oYa+R5opQQmHIOreMVnBrXL4s6dqVVQ+Ag==
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

2026-09-17T11:02:12.418223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049392
observed 9939217f84700570633c8f3a2370069a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.399742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049392/manifest.json
observed 09b3be36d1f1c502be72390f35a04722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.382727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049392/publication.md
observed 90fa48227c623613885b1ba5e48cbc89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:12.365377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049392/publication.txt
observed 1733639f8825595e920cb1d321a44ccd...
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.