OpenTechnical

OT-2026-000103323

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000103323) never changes.

Identity and time

Publication numberOT-2026-000103323 · never reused
Internal UUID01a0aea4-be3f-749d-88ef-d4194421582d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103323
StatusPUBLIC

Content hashes

Canonical textda1a3ed2b78d5734de13d111a294e2fee7e8cd6a3e664c4ca5d342ce09e478ed
Markdown844879a55be77cce19039d324048d714ff474e5a641aba13dc7e4a549553064b
PDF
Publication pagee9d982ff3ba776c023bb7a1a991c034131b67c595b4aa99257306e2ec5858e24
Manifestf6c8eff6d2fbd2d19ad4f8aefe0dea7f4c9a14c841494d9ed496370a6ce818c6

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
Signaturetz4AAb2tAdityaOOtg7txFid8CW0VQyXlXoSGIlqxCuKEPntk9TieK8gH3+8JT77zK6xNCw9YP9wnYN9UQbdCA==
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

2026-09-17T09:23:34.531907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103323
observed e9d982ff3ba776c023bb7a1a991c0341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.512847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103323/manifest.json
observed f6c8eff6d2fbd2d19ad4f8aefe0dea7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.479790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103323/publication.md
observed 844879a55be77cce19039d324048d714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.460455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103323/publication.txt
observed da1a3ed2b78d5734de13d111a294e2fe...
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.