OpenTechnical

OT-2026-000017033

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000017033) never changes.

Identity and time

Publication numberOT-2026-000017033 · never reused
Internal UUID01a0ae6e-591b-7854-9572-fc431c8e866e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017033
StatusPUBLIC

Content hashes

Canonical text4d2834c881f5962fe03b8686642a2310a7c87c838e4b07d765a7301232ab4eaa
Markdown1a9404d3dec2aa7293d02672327526430c2cc7dc40766b5672d8823cd2ab3a48
PDF
Publication pagebfa413be3565ca0a6c24644394621bd61ed2005ea3aefc4fe95b6cd2698f5874
Manifest95b8674ae5121012c8b532877118275ee1a7699bae2f6f092583b8943ee5ed8e

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
SignatureQ8jB2YVdou0RhDPbYGD0jOivfKBLv+VzX8vdUaY7owFEccDhlbZYgqmv6izNzs4B2ZK25KDfQ5jI5T1alSkDDw==
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

2026-09-17T12:03:26.686378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017033
observed bfa413be3565ca0a6c24644394621bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.669905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017033/manifest.json
observed 95b8674ae5121012c8b532877118275e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.652031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017033/publication.md
observed 1a9404d3dec2aa7293d0267232752643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.635995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017033/publication.txt
observed 4d2834c881f5962fe03b8686642a2310...
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.