OpenTechnical

OT-2026-000104357

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000104357) never changes.

Identity and time

Publication numberOT-2026-000104357 · never reused
Internal UUID01a0aea5-3421-7e4d-b624-45fdcc99ae3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104357
StatusPUBLIC

Content hashes

Canonical textd4b4b3d774152ead50a7a866a8f665c641a60f267fa7e594b2f44ea838f93060
Markdowna9f0baacd8bf5fe9ac48c6b00bf7a3b6407da8485ef745b76fbbf7bf710c574a
PDF
Publication pagebc87ce1be9e6f93ccbd0febd3ccef04b87ffb1ae4041358425032ad67736c13e
Manifest3e868988fe41a121c115bfd90d6188dde0235dfb627625f5f1a2ae9a8b53b868

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
SignatureNlYgD55FPHpa87fKdLRt7lkdLOZUX+6V2kqblpVvrSwn1k0IyVFrifSIIHEWt6G7NPuPh1blEQZBsBCNfWIrCg==
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

2026-09-17T09:21:36.922603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104357
observed bc87ce1be9e6f93ccbd0febd3ccef04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.906035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104357/manifest.json
observed 3e868988fe41a121c115bfd90d6188dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.889181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104357/publication.md
observed a9f0baacd8bf5fe9ac48c6b00bf7a3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.871975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104357/publication.txt
observed d4b4b3d774152ead50a7a866a8f665c6...
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.