OpenTechnical

OT-2026-000014708

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000014708) never changes.

Identity and time

Publication numberOT-2026-000014708 · never reused
Internal UUID01a0ae6d-d093-704b-81bc-3b87a9d8e42e · 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-2026-000014708
StatusPUBLIC

Content hashes

Canonical text949a9aa473f06101a3fb823b3da9581b9b3518284b422c72f57dcdcd48c278da
Markdown15a6f8c2c903906c6f27170d49e0c44219f86f3475eef00ae9927a5620f39b5e
PDF
Publication page689dd2764c52c168ff0fda5fc002ed2be72155512e04b66c15d48a31e40ec157
Manifestbf3ef732ba92a608647c396f8144a35dffbecbf1f0058c99ca89a32ca19ebdbf

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
SignatureWqga1p3ChJAeLbq1jOWIh4EG7f2ikm6UoB3seBIanNI3VDth4TNYQVZVMozqaYjdbOqwt5XZT54sUZej40EuCQ==
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

2026-09-17T12:06:34.280326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014708
observed 689dd2764c52c168ff0fda5fc002ed2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.261360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014708/manifest.json
observed bf3ef732ba92a608647c396f8144a35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.240818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014708/publication.md
observed 15a6f8c2c903906c6f27170d49e0c442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:34.219160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014708/publication.txt
observed 949a9aa473f06101a3fb823b3da9581b...
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.