OpenTechnical

OT-2026-000040363

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000040363) never changes.

Identity and time

Publication numberOT-2026-000040363 · never reused
Internal UUID01a0ae79-2700-7b7d-8503-989d641b27c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040363
StatusPUBLIC

Content hashes

Canonical text557870b10ec2924f0bddc28c8683ea6f7f0e496b2722df5c959d9c38471cf6a1
Markdown5f0e0b6c007493b1d13080c2f1661a65bc6547a2e1fe110643316c0ef8ab0136
PDF
Publication page7d1ca427a9645c541fd9acfce2820c5916127b84e1c10d9adfb1526977cf8952
Manifesteec542a60ce564814af5565ac838d2b93224bebb48e5893a62ad358d66d0d60c

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
Signaturesanfs3QyB3jbGUZMuEt29ckKyzs9yMf7GB5V1oE0sa2aCM2ASnh4KSgrND6kVwyXHSpdfX80jP16DO+MW1xqAw==
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

2026-09-17T11:19:22.698296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040363
observed 7d1ca427a9645c541fd9acfce2820c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.681961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040363/manifest.json
observed eec542a60ce564814af5565ac838d2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.666697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040363/publication.md
observed 5f0e0b6c007493b1d13080c2f1661a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.648688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040363/publication.txt
observed 557870b10ec2924f0bddc28c8683ea6f...
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.