OpenTechnical

OT-2026-000058951

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line 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-2026-000058951) never changes.

Identity and time

Publication numberOT-2026-000058951 · never reused
Internal UUID01a0ae89-479f-7a10-97e7-2f18456be9df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058951
StatusPUBLIC

Content hashes

Canonical text08926af3abb9bf252757ab3db27c8d2bee277892b9d7ca8614d763b3377fecdd
Markdown3cb9767eefdae0e9188a9c06a9da722ad68949e01441c01ac18d28bfd98d0878
PDF
Publication page7c037f15a2c71d323e82d0b6496826dc35b5543a4d22bbe898f29c4b5a573fcd
Manifestccd166b53453bf55ac48cb8d21b76a0c1fbd93dce1aed541b33f18624916fcff

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
Signatureivbg6VgwkT2sx1zwVnohd3XK0v84EgGGbcUZsxLYCFSa+THL/OHkjAA7kx3JhmqUM9M1DXuzhL1IIoaV38KXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:31.658347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058951
observed 7c037f15a2c71d323e82d0b6496826dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.642046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058951/manifest.json
observed ccd166b53453bf55ac48cb8d21b76a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.625156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058951/publication.md
observed 3cb9767eefdae0e9188a9c06a9da722a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.607546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058951/publication.txt
observed 08926af3abb9bf252757ab3db27c8d2b...
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.