OpenTechnical

OT-2026-000036348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000036348) never changes.

Identity and time

Publication numberOT-2026-000036348 · never reused
Internal UUID01a0ae77-01d0-7e60-88e4-0696acfe9d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036348
StatusPUBLIC

Content hashes

Canonical texta7355b30dce1440a8c7ad7978d1eeb15ede6101f7bfb2f6caec2c17250e9aa92
Markdown218b4466bdd6af918232d12eac6482451b964a75e3b0130d5ff48b2cdeb1c301
PDF
Publication page664b30affab620cf96e16953bfed9c697bb0689a351300ec29146fbe52501482
Manifest4c70e98b399a8ab6ee091ac83805dbfd14a1f8c6c9af8a7656bf475c0ad8b1fb

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
SignaturecAsMcf6uxFYYwX41SIG6QHMUlI3R4PpFGCpxNzi2vd/QbXHa9a+plV1Vx97SGdWISc4BPlXegopi8tMotfE3Aw==
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

2026-09-17T11:26:43.135838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036348
observed 664b30affab620cf96e16953bfed9c69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:42.984139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036348/manifest.json
observed 4c70e98b399a8ab6ee091ac83805dbfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.679947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036348/publication.md
observed 218b4466bdd6af918232d12eac648245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.663322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036348/publication.txt
observed a7355b30dce1440a8c7ad7978d1eeb15...
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.