OpenTechnical

OT-2026-000059217

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000059217) never changes.

Identity and time

Publication numberOT-2026-000059217 · never reused
Internal UUID01a0ae89-8613-7ad4-a0b9-c146f689b4f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059217
StatusPUBLIC

Content hashes

Canonical text8f5cb1bf926313296a02799e97a5500dbfa29ba644a17778855e9739aa731128
Markdownd6040614032b0bdc6f0ffdc4d083af45022395e65c5bad2881bd84926b9832c4
PDF
Publication page2dee99cd7190296b81898f24da5fb40f4a793714c6e7cb7a76aed9011e37d0b5
Manifestddbcaa9d0d677c45ee7fb64ec0ccadefc93569cd2b5fa66b77c27c32626717f8

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
SignatureuyBXJSvWThGyLserGbSXIYswvMCtnbxEzfdZY/kQ7p7L5n7d/vHHJH7I4bu+EhQI5IS+K9Y0BZ1MANEZ8v4tDQ==
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

2026-09-17T10:45:44.892117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059217
observed 2dee99cd7190296b81898f24da5fb40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.872112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059217/manifest.json
observed ddbcaa9d0d677c45ee7fb64ec0ccadef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.853520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059217/publication.md
observed d6040614032b0bdc6f0ffdc4d083af45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.836004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059217/publication.txt
observed 8f5cb1bf926313296a02799e97a5500d...
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.