OpenTechnical

OT-2026-000005952

Publication integrity record

Vacuum cup gripper, common isolation valve, six outlet manifold, ejector fed, pressure verified, rubber cups

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-2026-000005952) never changes.

Identity and time

Publication numberOT-2026-000005952 · never reused
Internal UUID01a0a94a-45e9-703f-aab8-9d577c88fd34 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:52.204177Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005952
StatusPUBLIC

Content hashes

Canonical textf8229945ce30929237b62528d2fe5861dcd61ab69d7b8a27335142d4cfe2214c
Markdownda82d30812c7f7495cbd6cbc5e54391a83920a353da32d578463fdef9943fd22
PDF
Publication page2b9e90fa50be7f789128c683ebe5cffc8fa64e17661a3553eebc73c5d5f07cc2
Manifest1d620d3a2946907aa156901580b712ebaa56e0712b2a23ee389dba6862e0caab

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
SignatureufNo6j4SDqTRmlPutWmXNVZzFvPrO1AjoMjJgr2lbHY7Za1wIEJ20l5mC/bJa/db1fxqPlK/bIQbKy71kB/0Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:13.463779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005952
observed 2b9e90fa50be7f789128c683ebe5cffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.450267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005952/manifest.json
observed 1d620d3a2946907aa156901580b712eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.435417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005952/publication.md
observed da82d30812c7f7495cbd6cbc5e54391a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.417965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005952/publication.txt
observed f8229945ce30929237b62528d2fe5861...
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.