OpenTechnical

OT-2026-000062159

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000062159) never changes.

Identity and time

Publication numberOT-2026-000062159 · never reused
Internal UUID01a0ae8c-0abc-7d60-8617-2cbae47b75b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062159
StatusPUBLIC

Content hashes

Canonical text08043a14c7f3c62d99b24ae8b39f3c7a3bf156f35fc905b01281529676bab44f
Markdownc1c5d3bbfe1c160b6c09b32014e4f808bcb2bf2694af79406c4172d206d97559
PDF
Publication page95d41ac575e2561cdadca50e3e49ffb1e1579deb4de4c66ab45eeb1c4608c042
Manifest81448b9a9a787ad17ec1e5c1f4a111f6ebd99ddd92432414ed903f7f6dc97d7f

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
SignatureSQuKak60PBC7R3KeKJmJGrUS1vgnQoOwd/zptsYmJfyBRwlIvSKtrgr5IF0hUi64WKkDTkkhysqgQAd38P+xBA==
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

2026-09-17T10:39:24.649276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062159
observed 95d41ac575e2561cdadca50e3e49ffb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.632226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062159/manifest.json
observed 81448b9a9a787ad17ec1e5c1f4a111f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.613314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062159/publication.md
observed c1c5d3bbfe1c160b6c09b32014e4f808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.594093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062159/publication.txt
observed 08043a14c7f3c62d99b24ae8b39f3c7a...
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.