OpenTechnical

OT-2026-000039761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000039761) never changes.

Identity and time

Publication numberOT-2026-000039761 · never reused
Internal UUID01a0ae78-d8d5-734a-bf73-bf583df57858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039761
StatusPUBLIC

Content hashes

Canonical text00852a4ef029a76dc68108a9b393493413bf1ce0e102334ce7016ca5901c27df
Markdownf293e4cf3fc022daf4769b6a97e7d0aed4afa313eed8361650a82e3285a6a770
PDF
Publication page88fb2bf023b75c66afb62b0d4f70aabdb9515ca31c7bd6c43614e24e5834911a
Manifestd398bc6519cfaa0f521ed84888455f098a8e7f3b2ac1f9c439f27e2a696a2119

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
SignaturemnPmy/1uEIH/LkNDauY5S9VzZ0Eysox/8udf0e28BhK6a7hgo1GZXsdfwMHKf3SjLtzJgtwjhUGBmQqOhZ8CAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:58.940564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039761
observed 88fb2bf023b75c66afb62b0d4f70aabd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.922521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039761/manifest.json
observed d398bc6519cfaa0f521ed84888455f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.904460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039761/publication.md
observed f293e4cf3fc022daf4769b6a97e7d0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.886886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039761/publication.txt
observed 00852a4ef029a76dc68108a9b3934934...
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.