OpenTechnical

OT-2026-000030569

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000030569) never changes.

Identity and time

Publication numberOT-2026-000030569 · never reused
Internal UUID01a0ae73-e505-7961-a515-39677faefe00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030569
StatusPUBLIC

Content hashes

Canonical text581122143c6fb052d13233d4a6e588f624b069c9529e293d54f03a4a09537729
Markdown195863e697c373749909a0da9e5f74d55d04eaa915817fd372aad84ac3584af6
PDF
Publication pagefaabf4c336fcec812b7a6f69a05ccf80e179e96cf1e14f3aac7a62a5444c9279
Manifest350174bca1d9a4447c09ec9899ef72ae70d2138efe2321c8ef16fe6f7cc2d61c

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
SignaturePHq5DnUDoyPSmN5SfmBYz9yhUUwqFauP1bVOhRKutg462HIzIm0oZC2lFtQSQDCp5KGmkMqCEmFfxmn/24l0Dg==
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

2026-09-17T11:38:26.539602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030569
observed faabf4c336fcec812b7a6f69a05ccf80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.521631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030569/manifest.json
observed 350174bca1d9a4447c09ec9899ef72ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.503337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030569/publication.md
observed 195863e697c373749909a0da9e5f74d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.483345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030569/publication.txt
observed 581122143c6fb052d13233d4a6e588f6...
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.