OpenTechnical

OT-2026-000102644

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000102644) never changes.

Identity and time

Publication numberOT-2026-000102644 · never reused
Internal UUID01a0aea4-858b-7f80-990a-00dfae87312b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102644
StatusPUBLIC

Content hashes

Canonical text902d499f5b83fc7ee7ab0f6eaa0a43f3319aca0e55dd23f78c6e181c7ec98261
Markdown472aff733c5653eed1b952d82a7b35727311e29fcfb3894d306e988bb7e57395
PDF
Publication page13ebd56c45f3434c8eebac9a38ff99d84449ef5a10667862dc22902a83c047f0
Manifestf630c652fede983ebdc81b339128987ded534c80d045b8e011df2787d1d94bd0

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
SignaturevS8wRhhobSPhmu2yYugfKoi2Bos5YOUh/PQa/2rHCVTa7zo9AaYzZ9EBDq2pR/ogOcszjsdtXX9R2GxRxwj5AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:08.462328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102644
observed 13ebd56c45f3434c8eebac9a38ff99d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:08.443905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102644/manifest.json
observed f630c652fede983ebdc81b339128987d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:08.426057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102644/publication.md
observed 472aff733c5653eed1b952d82a7b3572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:08.407752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102644/publication.txt
observed 902d499f5b83fc7ee7ab0f6eaa0a43f3...
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.