OpenTechnical

OT-2026-000035579

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035579) never changes.

Identity and time

Publication numberOT-2026-000035579 · never reused
Internal UUID01a0ae76-b4c5-782c-a38a-78a06588b902 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035579
StatusPUBLIC

Content hashes

Canonical textcb4fab29ff3f6ee18391cb89689fca56be5087d9c3b98e323bb2099d5e15d1ae
Markdown0b53aad129bbeadf76eaaa9bc68c7d8fd5de77ff61b2d9bdb479960b98bd82d4
PDF
Publication pagec47f2a0eb825da65a325410dcdf8e7f4d5452869099affb26983b55533135dfc
Manifestfaa5799b0f9a188d110fcf24a0a75c51dc357addaaa543d002e5c5aabd1f87f1

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
SignatureLWJIFREo+P1/Ks4Uxv2rwELs3yaAxKhGvTQteFKGAY886j/q0dtvGBw5EpMK4X4zNJAWY/WpzgOTB+DGxvZsCQ==
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

2026-09-17T11:27:06.183337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035579
observed c47f2a0eb825da65a325410dcdf8e7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:06.163453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035579/manifest.json
observed faa5799b0f9a188d110fcf24a0a75c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:06.139747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035579/publication.md
observed 0b53aad129bbeadf76eaaa9bc68c7d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:06.119471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035579/publication.txt
observed cb4fab29ff3f6ee18391cb89689fca56...
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.