OpenTechnical

OT-2026-000017039

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000017039) never changes.

Identity and time

Publication numberOT-2026-000017039 · never reused
Internal UUID01a0ae6e-591b-70e1-8693-77eb18c0e043 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017039
StatusPUBLIC

Content hashes

Canonical text8041413379f069ff0a8872e5deb0792b939b99a76093cfce29b1d0b8cee919f2
Markdown9e2cc615ecee55915f7a1ec05e7e89c1bbc0a29440a387f7800a247869172f65
PDF
Publication pageb6f359df93a4e91acd8f00c7b51351eb2bcd21f9bcf1f8392751b56415fc804d
Manifest4d9305ab6c64aba110ca423eb1e91bc39883f40e0cb024ac1b86419c485eba51

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
SignatureckQsKIy5TaG1b4QlvD7Nz7LBgzOIP+kW3qg2kCdTB37WdEPvBnS8ij+BHof3NCYtt8ee0aQVwwpzig/P49VMDA==
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

2026-09-17T12:03:27.165291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017039
observed b6f359df93a4e91acd8f00c7b51351eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.146715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017039/manifest.json
observed 4d9305ab6c64aba110ca423eb1e91bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.127134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017039/publication.md
observed 9e2cc615ecee55915f7a1ec05e7e89c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.108081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017039/publication.txt
observed 8041413379f069ff0a8872e5deb0792b...
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.