OpenTechnical

OT-2026-000078665

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000078665) never changes.

Identity and time

Publication numberOT-2026-000078665 · never reused
Internal UUID01a0ae95-ccbb-751a-87fc-00c8ed0b6b3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078665
StatusPUBLIC

Content hashes

Canonical text74db03591bedf182dc755e7da8f93d868c0cde05a1775774bcc760c15bc9b32f
Markdown1e6f3521bca9b4fb44f41ef3b72e7a9fecf022c0da4347af1c351b656a684d43
PDF
Publication pageefec99221ea5f1657cb10695e98cf131048018eca7b8511553e963bfa394b12e
Manifestc9e4031c2711c286f61276496ad2d2baecd7640e1d42e5f8b63d4cd433933586

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
SignaturetN83CB1MGKIR5lGLx2cMgikG0KOMXt9Quk865Gld0HuwZcCGcRBcGB+7IxeGnoOs4zfMsm+wht7BsUCE3SqRDQ==
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

2026-09-17T10:05:26.188040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078665
observed efec99221ea5f1657cb10695e98cf131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:26.169894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078665/manifest.json
observed c9e4031c2711c286f61276496ad2d2ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:26.152203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078665/publication.md
observed 1e6f3521bca9b4fb44f41ef3b72e7a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:26.132899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078665/publication.txt
observed 74db03591bedf182dc755e7da8f93d86...
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.