OpenTechnical

OT-2026-000041353

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000041353) never changes.

Identity and time

Publication numberOT-2026-000041353 · never reused
Internal UUID01a0ae79-b144-71e2-a692-d8bb3abea3ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041353
StatusPUBLIC

Content hashes

Canonical text3da5bde12fef079ce1491404a11a52d6d355427675eda68cf4a61c6aa877eb85
Markdown5aba7bab93c43be2636e89671fb94236c992689b89a25c0ed77071fa72b25938
PDF
Publication pageedf2a1ab72f7678f844a765d344a538f48d53f1560c784c526205fd8834e1159
Manifestba2af2adc43d8de9f428c0e68d371b6db13ca8ddaceac0c0ad59c3ce3bc1551e

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
SignaturehIO+gXhMI9GLGLt4QKC+Kh111VN7cCNBERZAWWVwi1kOuRpuIjePPFOOj9X/xuV//W0PJ4WntTwsuoYse0FaDQ==
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

2026-09-17T11:17:21.236662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041353
observed edf2a1ab72f7678f844a765d344a538f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.219540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041353/manifest.json
observed ba2af2adc43d8de9f428c0e68d371b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.202802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041353/publication.md
observed 5aba7bab93c43be2636e89671fb94236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.182564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041353/publication.txt
observed 3da5bde12fef079ce1491404a11a52d6...
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.