OpenTechnical

OT-2026-000010724

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000010724) never changes.

Identity and time

Publication numberOT-2026-000010724 · never reused
Internal UUID01a0ae6c-0ee8-78f6-987a-7d48d3788507 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010724
StatusPUBLIC

Content hashes

Canonical text2556e49f855365d1f5a66967f257a2fbf4d0b56786786fa3be6319e8e14adcad
Markdown91b3716102f1c9204a58d50c70ab0114923a834210feab052f674c529911829b
PDF
Publication page0af4e7690895f1a3259c6e950c7e4ea8618cbea41fc7e1579e3214cde0540f75
Manifest60ba7e7105b93748addb2043b4327d3624afe8dc2cbd1ea2149baaa6aafec8d2

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
Signature0jvrkHCR0g27ylLHjE19cDyvSKyqTfm0rZoBSAt7EVYi7rp0UznelrHU9BGQ2vzZzxO7tkGXyTxDmGbOBszWDQ==
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

2026-09-17T12:14:56.902205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010724
observed 0af4e7690895f1a3259c6e950c7e4ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.882485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010724/manifest.json
observed 60ba7e7105b93748addb2043b4327d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.863879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010724/publication.md
observed 91b3716102f1c9204a58d50c70ab0114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.843183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010724/publication.txt
observed 2556e49f855365d1f5a66967f257a2fb...
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.