OpenTechnical

OT-2026-000015406

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000015406) never changes.

Identity and time

Publication numberOT-2026-000015406 · never reused
Internal UUID01a0ae6d-ef49-776a-bf5c-f0c09c846bc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015406
StatusPUBLIC

Content hashes

Canonical text8e0a4fe52596685e658352b235379fa5e40543ddeffb5e824352cf5c20934269
Markdown6fb9189be605281ba002c4bbc06a7e5faed56e7b1fe7fc18be5f56d1f6271a33
PDF
Publication pagee36b4e88f68cca31247962abf01643671c8a6d914b3acd5de2faf259740dd21c
Manifest10bceef95d29e0509df116175ab9c8b255ef1c675debc3a2411be5b89f836a09

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
SignatureIYoCLIZ5k6F18yAf6KL6+ve1uMVEAe+YXIwugdyElbxPhOtWLUB8PE8nfesrbJh5+dK/OFddexoYcjpaMzFVDQ==
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

2026-09-17T12:06:07.959936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015406
observed e36b4e88f68cca31247962abf0164367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:07.942836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015406/manifest.json
observed 10bceef95d29e0509df116175ab9c8b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:07.923029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015406/publication.md
observed 6fb9189be605281ba002c4bbc06a7e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:07.903620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015406/publication.txt
observed 8e0a4fe52596685e658352b235379fa5...
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.