OpenTechnical

OT-2026-000029206

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000029206) never changes.

Identity and time

Publication numberOT-2026-000029206 · never reused
Internal UUID01a0ae73-2aa0-7187-9da7-39ba1379c253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029206
StatusPUBLIC

Content hashes

Canonical text9fed6aadc9b5630f387b43bc1e4fb8bd7be98dfa096b1ba781b4378799b7c6e8
Markdown6a685dd2299c8ae0c9fddfa6ebb409eb63d00f421b3f469095063dcd72d4534a
PDF
Publication page82e6830ce830b006bbcb571f6dc33383f673ee8773e88e9965cfec5dcc610778
Manifest7ac7dfb2557698af6c0a4b5b065ce8ab16a23d6980523871cf21b4b6fac5894e

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
Signatureblusa0zW7DV1LDmFJOmFIkqaNTASTk77xDp2aNCcZ/cwCCoyey0SgCO0OqEV0JsVW7Sr78Z4IS66MANugWS4CA==
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

2026-09-17T11:39:49.365333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029206
observed 82e6830ce830b006bbcb571f6dc33383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.348275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029206/manifest.json
observed 7ac7dfb2557698af6c0a4b5b065ce8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.329864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029206/publication.md
observed 6a685dd2299c8ae0c9fddfa6ebb409eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.312070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029206/publication.txt
observed 9fed6aadc9b5630f387b43bc1e4fb8bd...
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.