OpenTechnical

OT-2026-000017008

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000017008) never changes.

Identity and time

Publication numberOT-2026-000017008 · never reused
Internal UUID01a0ae6e-591b-7567-9227-b65225164e39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017008
StatusPUBLIC

Content hashes

Canonical text6928f3bfb7a5d98146d5717535f360338fd6aca0f80fe63a8efacd563e575d9b
Markdowna40a8f62674099429e05f913252b26efe3437c6918d6255312426401b9184da3
PDF
Publication pageb38b2061c6eac483cd72f5fed35643bdf0ce0d317ec06a3533dbaca1b8786beb
Manifest8cd30fa2e759541649fd09c21d42355089ffac99d7fc2e6c01e8136dd530d433

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
SignatureNB4wpirpFEQcPpk500ZE+nYsCV1HRpjm+xqT7s5bya66iZm/i/ecOI0jwJXfDPUWapLkFHzSqWBe86usUm8QDg==
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

2026-09-17T12:03:24.934687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017008
observed b38b2061c6eac483cd72f5fed35643bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.918682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017008/manifest.json
observed 8cd30fa2e759541649fd09c21d423550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.901306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017008/publication.md
observed a40a8f62674099429e05f913252b26ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.882534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017008/publication.txt
observed 6928f3bfb7a5d98146d5717535f36033...
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.