OpenTechnical

OT-2026-000062003

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000062003) never changes.

Identity and time

Publication numberOT-2026-000062003 · never reused
Internal UUID01a0ae8b-b8ae-7bdc-8d6d-2980c8bf3e18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062003
StatusPUBLIC

Content hashes

Canonical textfda437b5cf43eb61591730288fb092acff7758926d9b39b77ede68d236818c91
Markdown073533db4f1d590c8e16fb675a81d93be47d3fb4f0a391578cabb70e2ccbff87
PDF
Publication page9fa05de5ec782d6b317370fe4650589ccb5544aeba5fd91e3e10a7d0c3bcd189
Manifest12fa9769f90967740440665dc22ed61284fe5d7625ab835f9ae4d936a4f9b0cf

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
SignatureGDP93y1zfsgOP3VIXnH+4wYLzlFAAhE2wniiVgeNoO6yBzHQir0zxBQd5vp+ExCFxkhF9ae5YxijYHPPfroQBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:01.557423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062003
observed 9fa05de5ec782d6b317370fe4650589c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:56.299034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062003/manifest.json
observed 12fa9769f90967740440665dc22ed612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:56.278708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062003/publication.md
observed 073533db4f1d590c8e16fb675a81d93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:56.258443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062003/publication.txt
observed fda437b5cf43eb61591730288fb092ac...
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.