OpenTechnical

OT-2026-000064884

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000064884) never changes.

Identity and time

Publication numberOT-2026-000064884 · never reused
Internal UUID01a0ae8d-debd-7988-ac3a-7bd19e970d4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064884
StatusPUBLIC

Content hashes

Canonical textc366f182f2438ee4ed09d5c41885ad9f6526f1d968cbe04b8e8466499b38a3e7
Markdown2cc795598d52d77788276a5083ea25ae6c0f68dc1580cfce42f5b56921cb6d51
PDF
Publication page5f3e0360f5fd1072594033e0076d754d2029a36ea213f2f5ffd204d48e056577
Manifest563955ce08cde94d036c7f158644bb83ab6b43bb238f6dc4650ba9829310cc5b

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
SignatureobrLQXxFFNgbOnKFCP+3Eg47xYgJy1p04L/LrxZYhNzK71urbrxLgt9JwaKTDkqRobDdBgLusFkL+WnZ7Y0lCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:48.588319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064884
observed 5f3e0360f5fd1072594033e0076d754d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.570001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064884/manifest.json
observed 563955ce08cde94d036c7f158644bb83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.554500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064884/publication.md
observed 2cc795598d52d77788276a5083ea25ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.536700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064884/publication.txt
observed c366f182f2438ee4ed09d5c41885ad9f...
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.