OpenTechnical

OT-2026-000060629

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000060629) never changes.

Identity and time

Publication numberOT-2026-000060629 · never reused
Internal UUID01a0ae8a-b7cd-7048-9e4e-a61edfe4fa98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060629
StatusPUBLIC

Content hashes

Canonical text1ef7448e70a77389bc800f704acc740a4306a569cf09bd9cbdf561b99a05a5f4
Markdown39562377c7f4c7ad33af99828a8417bcab0e79d2bb16e77443c309dc2c396f29
PDF
Publication page392649dd5dc3471870af6e4691d142954845f3be81e3cb75fab54d678f9b195b
Manifestfe840190fdbb6eb19c9fd109df516a556143868582ca835e1626c2358f7a3733

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
Signaturerbba6LnVPStWff8xOD9UTIxns9QYi+FixjScfcaIFbu3JYkQxfAnj9yboXnJ+oIrn2X3ubMJrLyEgyVuYSK7Ag==
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

2026-09-17T10:43:15.447003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060629
observed 392649dd5dc3471870af6e4691d14295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.430567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060629/manifest.json
observed fe840190fdbb6eb19c9fd109df516a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.412692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060629/publication.md
observed 39562377c7f4c7ad33af99828a8417bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.395648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060629/publication.txt
observed 1ef7448e70a77389bc800f704acc740a...
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.