OpenTechnical

OT-2026-000058299

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000058299) never changes.

Identity and time

Publication numberOT-2026-000058299 · never reused
Internal UUID01a0ae88-f398-791f-ac14-6b486caf1c0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058299
StatusPUBLIC

Content hashes

Canonical text602ee32f722f59b485c4b02d9bd272d2b10f8239efc772f758e2e4e0f3ba4950
Markdowncef7b2303bfca14b8ed576f730d2f827f73590586fd13049079251a40ae6f673
PDF
Publication pagea90090b11788172a2686f45906b0dcd8eca0e0a9d4861baf89a58f2c831606d5
Manifest7fea6514e9eebac1c43719fbce14200aaf03de0bdc38180c1e9f334b31518531

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
Signature7/Vya2P2mh7QFtEcDDr9udeRS9OVCqfbu12rZNgUfav3qRaMHqCr2Fo6hK8wfISxVlLiuJMvwfUL34wAM8niCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:41.825853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058299
observed a90090b11788172a2686f45906b0dcd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.801699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058299/manifest.json
observed 7fea6514e9eebac1c43719fbce14200a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.683194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058299/publication.md
observed cef7b2303bfca14b8ed576f730d2f827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.663687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058299/publication.txt
observed 602ee32f722f59b485c4b02d9bd272d2...
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.