OpenTechnical

OT-2026-000063199

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000063199) never changes.

Identity and time

Publication numberOT-2026-000063199 · never reused
Internal UUID01a0ae8c-94ab-74f7-9da4-c3da2bba0380 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063199
StatusPUBLIC

Content hashes

Canonical textaf3d4d1d4c0640ed3c78a773b0d05b8cbf9bd7bf37bf28d237beaad8837618c8
Markdownc15fba924ca858dbd097dca0871627047c4b67256c285431cd90b5737fd07657
PDF
Publication page7319eca3ba8eb21d8d950139e311595748630ec97852da34c769e4e913a5859b
Manifest0a38d5622fbc10e095de1c37d5b704322b8470f2ebe0df8c840d6a87e77ac12f

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
SignatureMVmFsyNFWP9Syu76EyWxddCaskNq9GSRpNGOrhdxDH0+Ol2KBC4Js8ltw1K7qVEZxf46I5k0ByleykRSk7OnBQ==
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

2026-09-17T10:38:59.829843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063199
observed 7319eca3ba8eb21d8d950139e3115957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.813518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063199/manifest.json
observed 0a38d5622fbc10e095de1c37d5b70432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.795513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063199/publication.md
observed c15fba924ca858dbd097dca087162704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.778443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063199/publication.txt
observed af3d4d1d4c0640ed3c78a773b0d05b8c...
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.