OpenTechnical

OT-2026-000076510

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000076510) never changes.

Identity and time

Publication numberOT-2026-000076510 · never reused
Internal UUID01a0ae94-6a71-7752-a43a-e6d15edeadeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076510
StatusPUBLIC

Content hashes

Canonical text2d56c611a0c297f19da779119e7925e3f026e1af21fdddd7470cfbb03d68d36f
Markdownea6cb4616825a9992b1b559d333b00a71c27b167459d6acbb3c580aaa6aabfc0
PDF
Publication page171ee1474b9c1f4cf2e521430a55d7fa409fc00781ff6542ebd0edf47d67e242
Manifest29752a1d26e1d2abdd2866ebeb8e7c3aeb201620d1242822371942d2485e251a

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
SignatureHyYes4nk3L4r87mc2WHM4CCEbWkeax3JFnq4b4O98J6SZW5frsDg2aTCqfQ8cBrsCnvZng+mAyrbd1En/qGBCw==
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

2026-09-17T10:12:48.565173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076510
observed 171ee1474b9c1f4cf2e521430a55d7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.546845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076510/manifest.json
observed 29752a1d26e1d2abdd2866ebeb8e7c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.526905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076510/publication.md
observed ea6cb4616825a9992b1b559d333b00a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.507229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076510/publication.txt
observed 2d56c611a0c297f19da779119e7925e3...
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.