OpenTechnical

OT-2026-000016445

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000016445) never changes.

Identity and time

Publication numberOT-2026-000016445 · never reused
Internal UUID01a0ae6e-2d13-7449-b1e1-5a41b77c7b16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016445
StatusPUBLIC

Content hashes

Canonical text50aafaa0a4ef00e4c3030be88659f32c284b556a0f27b206744c99926e8c94f3
Markdown9987516838e3ab47cc45fe0ddc5cb38bc804c5ead815ced7d7984feb49629b64
PDF
Publication page52b55974c045b520e223f23ff11977cd4d6330154d54c75ec2c3062addeb72e3
Manifest4560715071691b8cd8f2cd367187f54af64f5e8c52449ee4b2a6b29e1e51e115

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
Signature754jBOQfWPkYVZsfYlyxWRzZDhvHgq+TjXSZtxtVwPnIRndmjsk+QIZkxdeUxBNUxGxzwilUV3J9WoUP+tIdDQ==
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

2026-09-17T12:04:32.799815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016445
observed 52b55974c045b520e223f23ff11977cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.781307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016445/manifest.json
observed 4560715071691b8cd8f2cd367187f54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.763616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016445/publication.md
observed 9987516838e3ab47cc45fe0ddc5cb38b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.731537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016445/publication.txt
observed 50aafaa0a4ef00e4c3030be88659f32c...
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.