OpenTechnical

OT-2026-000010169

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, vented after 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-2026-000010169) never changes.

Identity and time

Publication numberOT-2026-000010169 · never reused
Internal UUID01a0ae6b-cb7a-7eaa-96c0-5aa041ba2449 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010169
StatusPUBLIC

Content hashes

Canonical texta8f5724d95dd5fc91da002452bc9954b1bdf6adad3bd1aec86eab28bcc861b67
Markdownded32231905c18b9f200afd52f1e95e3e206cd5e43e69f0ed482400aa3d8ec8c
PDF
Publication pagec0f9d3aaf8b52e092a129b3d6ab53943e3d1a4269b0475a7ff39d01ae49cb9cb
Manifest6f7fc0a022f0dcb2ccf89ac5ed363bca411561ac7e74b66059a410604e9aab0e

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
SignatureS/ZvjvwFSEtW3eh0Njh9cyL6Rp+bGT136e2IwFsxooMczCyQG7vxGXfZ9dHUmpvSTSMTa14+KPbL8uLag9OrAw==
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

2026-09-17T12:16:16.764380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010169
observed c0f9d3aaf8b52e092a129b3d6ab53943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.746998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010169/manifest.json
observed 6f7fc0a022f0dcb2ccf89ac5ed363bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.729553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010169/publication.md
observed ded32231905c18b9f200afd52f1e95e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.711759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010169/publication.txt
observed a8f5724d95dd5fc91da002452bc9954b...
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.