OpenTechnical

OT-2026-000017675

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000017675) never changes.

Identity and time

Publication numberOT-2026-000017675 · never reused
Internal UUID01a0ae6e-96fa-7d08-ab13-5c4fd0cb2001 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017675
StatusPUBLIC

Content hashes

Canonical textf0aa1131dcde8fef503cf658de75f3b0f9a81574264b2e077fc6185d3c11e92e
Markdown0b51ebcfeaed552d8de4601ca221654aac83ca90665e2e2a50fb6fb747bf721b
PDF
Publication page317a11e3179dae8557c32c170226f8a88eb5db9e28020126cf9b7156bb5c4f20
Manifest57392a9249f50f0cfd2716e9e3c5b76427b9b821cf8ad3851c40c4ef8947a98b

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
SignatureSDilwbKzj7L03WZYmQupUxyCErQyqS2emiBHOeHK57Nvor9JNVlbh69gle02LP25bpd6lt9yiTq93YsWCH5cAA==
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

2026-09-17T12:01:36.834872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017675
observed 317a11e3179dae8557c32c170226f8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.818719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017675/manifest.json
observed 57392a9249f50f0cfd2716e9e3c5b764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.801700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017675/publication.md
observed 0b51ebcfeaed552d8de4601ca221654a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.785010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017675/publication.txt
observed f0aa1131dcde8fef503cf658de75f3b0...
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.