OpenTechnical

OT-2026-000007005

Publication integrity record

Vacuum cup gripper, common isolation valve, two outlet manifold, pump fed, vented 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-2026-000007005) never changes.

Identity and time

Publication numberOT-2026-000007005 · never reused
Internal UUID01a0a96f-41d2-7ad1-9310-d2ba5552ab1c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:15.988780Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007005
StatusPUBLIC

Content hashes

Canonical textafc9ea9394aaad6dbbb0df847befa71b14ce8f7b73a78fdb01f83c6681bf29a5
Markdown01f2e649360712db4a089e4ac71386f3bb6091cccdbeb913f173c427e4116b2f
PDF
Publication pagef70ff1b298296ad8b267529ebff4476ef7ae8bc1587b4ec4072cc4799190a9cd
Manifesta4b53fd7b1659914c76411ba3a626abff70173be656944a658ae3cf3116fccea

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
SignatureuMoMzBhNGs/wOjautmW1I3DmkaDEhBdB5PlyRVZf4qhVcs9qzzOU2L1aTqlG5NP1k7/g61GKIkWf7EK4yF3+Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:12.670247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007005
observed f70ff1b298296ad8b267529ebff4476e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.657788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007005/manifest.json
observed a4b53fd7b1659914c76411ba3a626abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.643322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007005/publication.md
observed 01f2e649360712db4a089e4ac71386f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.629592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007005/publication.txt
observed afc9ea9394aaad6dbbb0df847befa71b...
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.