OpenTechnical

OT-2026-000061780

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061780) never changes.

Identity and time

Publication numberOT-2026-000061780 · never reused
Internal UUID01a0ae8b-b8ab-72b6-ba91-fc828bbc5d3f · 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-2026-000061780
StatusPUBLIC

Content hashes

Canonical text984e7b5dc728c4f3f1306889fba7d08a2628f7ede76638915ff63a4f70b22e2b
Markdown39ee157d011bdb135696fe00173c41412e9ab35aa85757bd56d6d169540b3f56
PDF
Publication pageda04074d7b761ae8752618fb503883c9e266852ea7abe612853ba7f4604c5675
Manifest14b455670fae3bccdd49358e5fab301ad6020353f8de61fc543b2411f6094a36

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
SignaturevmzBWbqWccD8RH9/D28VfewLNrg30205v0Ydsdt6TaqJt9awjsYkr5iBEMneVhSt/cSnKa6S7QGA5+tEBXOVBg==
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

2026-09-17T10:40:29.679984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061780
observed da04074d7b761ae8752618fb503883c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.660737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061780/manifest.json
observed 14b455670fae3bccdd49358e5fab301a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.639353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061780/publication.md
observed 39ee157d011bdb135696fe00173c4141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.619719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061780/publication.txt
observed 984e7b5dc728c4f3f1306889fba7d08a...
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.