OpenTechnical

OT-2026-000014608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off before 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-2026-000014608) never changes.

Identity and time

Publication numberOT-2026-000014608 · never reused
Internal UUID01a0ae6d-d092-7a65-bc89-5c81b52f2ec4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014608
StatusPUBLIC

Content hashes

Canonical text6ee6e31abdb4ea103f071bcce45f4b761a33dfdaf86319579249b2ec7aae5fc5
Markdowne50d3dc2b8620864b4c4cfcb5eb3b523c0feb2ecea37f6eb88d85c9ac1ce7246
PDF
Publication page53927d08f7e726db29b37caa2f82578b1dd5792a905614c827e63a54d9d4e699
Manifest2fd8391782f755b1a99afb96d4715f8335b80115534c611ea9cd808c0551c2b6

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
Signaturequ4cFfTg2lIaQk6fQBILZRbBPBRcOAfNmwzQwlFmuy6yqMULuCeTTpPWVYOyeGs3bwE88zlgL3NHpAvUYKGnDg==
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

2026-09-17T12:06:24.936398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014608
observed 53927d08f7e726db29b37caa2f82578b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.917519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014608/manifest.json
observed 2fd8391782f755b1a99afb96d4715f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.897490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014608/publication.md
observed e50d3dc2b8620864b4c4cfcb5eb3b523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.877941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014608/publication.txt
observed 6ee6e31abdb4ea103f071bcce45f4b76...
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.