OpenTechnical

OT-2026-000092924

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000092924) never changes.

Identity and time

Publication numberOT-2026-000092924 · never reused
Internal UUID01a0ae9e-090f-716c-8d85-93c2307707a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092924
StatusPUBLIC

Content hashes

Canonical textc7aa1b1687b62530a1fbd8e0dcb4f3340c2beeb292b2c34fa6e8e612e340f10c
Markdown805baef47da52e2accb78114aff4a8c33c1764885fc10fe0b83c2ac41bf16bb0
PDF
Publication page727e8a984358ed077af8184e5d4effe1b47359ab2a7293662340a8d871ffafb5
Manifest9c8a04eea59ed08dbbb4594ae6129f917af520f79613808b0a090619c14542d8

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+46i4A5FleIp9lIjiU80flCs/ozqTXQcWq/McOeXQH2d2AJ7K+Gn1Db069FKyMG6kar5Mo8d4/Vb75YzCdmdAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:58.178759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092924
observed 727e8a984358ed077af8184e5d4effe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.124926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092924/manifest.json
observed 9c8a04eea59ed08dbbb4594ae6129f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.104615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092924/publication.md
observed 805baef47da52e2accb78114aff4a8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.051373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092924/publication.txt
observed c7aa1b1687b62530a1fbd8e0dcb4f334...
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.