OpenTechnical

OT-2026-000044077

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000044077) never changes.

Identity and time

Publication numberOT-2026-000044077 · never reused
Internal UUID01a0ae7b-d67a-75a4-adb2-a8b972ee998d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044077
StatusPUBLIC

Content hashes

Canonical text4351551ea8bb5914040e7436d71110a260cb975e43abb61738ead8d005b98f2c
Markdowndcdc3fe8aff93b6fc77f35908888977214c21f20d7e5ba012f3094fff688e2fe
PDF
Publication pagedbc5c5fc43562c0da2fdd6a1ca3a640493873c3b14cf4b328649561a3105637b
Manifestc4a7e43ddc91a4b63c6e5e7216de1d925dfa01577e898cd9bfe56ba3bc2417b9

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
SignatureT73JyRulj4SZH9ON/fkjCE5BMMhtDFFRsl8IJguRUmR21IM/EbzNbOKBynrnoRggnwCjdsUl+UnCk+OKS6v9Bw==
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

2026-09-17T11:12:28.746215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044077
observed dbc5c5fc43562c0da2fdd6a1ca3a6404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.728086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044077/manifest.json
observed c4a7e43ddc91a4b63c6e5e7216de1d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.698852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044077/publication.md
observed dcdc3fe8aff93b6fc77f359088889772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.680679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044077/publication.txt
observed 4351551ea8bb5914040e7436d71110a2...
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.