OpenTechnical

OT-2026-000034368

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034368) never changes.

Identity and time

Publication numberOT-2026-000034368 · never reused
Internal UUID01a0ae75-df0e-7cb5-9dcb-1b30713403eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034368
StatusPUBLIC

Content hashes

Canonical texta45dfca06d52fed5464d0048d7f9abf88ebfef63393a978fae576f1f1c5a4733
Markdown62e032acda182b9be558d23eff201c45d2e88001acc952d5904110cbadf4465a
PDF
Publication page564f7ad0d948c0e7f80f816cb9f0714179fa0fe4afad9618e14be855342b2e8e
Manifest851b8654b342ea6261e534f8c4e394369346842ba5ed606b1bb1c763bf5b28be

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
SignatureLqXWWD9d8NFIDPrxorW7DIFpuHKfrRTMh4DpyO7WYp16BisLOdXxppLJPmgG2seoP8DeSBuR4yq+gdosFkVLAQ==
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

2026-09-17T11:31:04.501902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034368
observed 564f7ad0d948c0e7f80f816cb9f07141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.483440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034368/manifest.json
observed 851b8654b342ea6261e534f8c4e39436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.464466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034368/publication.md
observed 62e032acda182b9be558d23eff201c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.444870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034368/publication.txt
observed a45dfca06d52fed5464d0048d7f9abf8...
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.