OpenTechnical

OT-2026-000046723

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000046723) never changes.

Identity and time

Publication numberOT-2026-000046723 · never reused
Internal UUID01a0ae7e-57df-7a2b-bb22-b886ec74d79e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046723
StatusPUBLIC

Content hashes

Canonical text6c8303b3643b0c827d2b0d9ee454d0ed4a381e8fc26e12e60a52ff1c128fa78e
Markdown3fa15327533a6b30a127affd33edd361b2f427644184c4c3ad13e218ed6776ec
PDF
Publication paged5d220d6acfddd0436bd1ffd2003cafc2604ddcef9b4a41eaa9c14982f18dc6c
Manifestd4e1446678ffd970095afd2bef557568de407edcc83a76b6bad49f99c38dcac6

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
Signaturewm9Uzn0OEiAHQGAp7xNNaDjtyg09rXrBwPLVeG1ZiNCO807MiSqhVdNp1tAcdhaM9qKtOCpji+RGXjXiH70kCw==
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

2026-09-17T11:08:56.872989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046723
observed d5d220d6acfddd0436bd1ffd2003cafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.853864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046723/manifest.json
observed d4e1446678ffd970095afd2bef557568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.835745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046723/publication.md
observed 3fa15327533a6b30a127affd33edd361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.818527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046723/publication.txt
observed 6c8303b3643b0c827d2b0d9ee454d0ed...
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.