OpenTechnical

OT-2026-000063407

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000063407) never changes.

Identity and time

Publication numberOT-2026-000063407 · never reused
Internal UUID01a0ae8c-f944-72cb-b667-960c82bc1e50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063407
StatusPUBLIC

Content hashes

Canonical text975afad74f82662b746014f6aa913e92b937c4bfce47cddadd179ef729e923bc
Markdown9c7b2f16620ea1893dbc8ddec26e322bfbedab41fd5a201038255f0fcc634c15
PDF
Publication page93b55a102c72e5ed9b4834e452cf06560516809874de5f68a1a3607a455ae61b
Manifestf7a46f460c9723520cb5c59c042e427df39c206331f80a63c6198cfdddf64da0

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
Signature+fcDjgrRI5FS/HNebYhJV8z8M+cNxq0dsk+4xaG9AHnNmX7zgAQF5bY4+jQhD50/dX/ndZtDYGaMJuO6z2tCBA==
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

2026-09-17T10:37:19.590280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063407
observed 93b55a102c72e5ed9b4834e452cf0656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:19.573123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063407/manifest.json
observed f7a46f460c9723520cb5c59c042e427d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:19.556065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063407/publication.md
observed 9c7b2f16620ea1893dbc8ddec26e322b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:19.539205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063407/publication.txt
observed 975afad74f82662b746014f6aa913e92...
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.