OpenTechnical

OT-2026-000017560

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017560) never changes.

Identity and time

Publication numberOT-2026-000017560 · never reused
Internal UUID01a0ae6e-76ca-7e1f-944f-573caa4483f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017560
StatusPUBLIC

Content hashes

Canonical text5c5cf1b56a5a799f1a80b1688566cb6deb3079d2692e3c6ae13c730b064f2c11
Markdownae44a26b05f5ef10a7f5971abac564100ec9c54376ecd0262e8641165e84777b
PDF
Publication page90ee437a1aae408c3b7abb3a90d950601c305dc29910ff4efa29c70adbb492a4
Manifestb2526e0f7dc49f0b346ff4afba25943ee6f33534407ddec7759df7ac9067314e

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
Signature+cpD9gBpG45Ikf5xsznuNsIXZcYKeEjLQ2P//uGU/vcaviXPHSgN5Ifuq7/ciiQ13YKIOjUfZrMj5c/pdXTwAw==
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

2026-09-17T12:02:43.750748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017560
observed 90ee437a1aae408c3b7abb3a90d95060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.732574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017560/manifest.json
observed b2526e0f7dc49f0b346ff4afba25943e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.714658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017560/publication.md
observed ae44a26b05f5ef10a7f5971abac56410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:43.695905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017560/publication.txt
observed 5c5cf1b56a5a799f1a80b1688566cb6d...
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.