OpenTechnical

OT-2026-000016245

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000016245) never changes.

Identity and time

Publication numberOT-2026-000016245 · never reused
Internal UUID01a0ae6e-2d11-72c4-8954-e32b2274d867 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016245
StatusPUBLIC

Content hashes

Canonical text0b3cb495cafbc0082a111c14dffab4686afef2ca41d95d2e217c0199d8c65655
Markdown3c8582e8e4beaa60ea697bcb79be089bbe89ab949a1ccc5c44150022bb6b8b0d
PDF
Publication pageae3470a570aa50a13720e68396f2216ce081832d5e35604691d4731690491176
Manifest97e3352cac049cfd3c367cd27637b42a8cf20d3a0d82cdccf21a3557d1e2e37c

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
SignatureFH0I04FFmzwom1VSwybyrH7axB6Gr3GV+NV1nul7HPlnGpQtX4mGq6i9Xqq1DH+xWCx1qdC8hiRdCROSuBH2Bw==
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

2026-09-17T12:03:43.000820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016245
observed ae3470a570aa50a13720e68396f2216c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.981555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016245/manifest.json
observed 97e3352cac049cfd3c367cd27637b42a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.961889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016245/publication.md
observed 3c8582e8e4beaa60ea697bcb79be089b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.941868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016245/publication.txt
observed 0b3cb495cafbc0082a111c14dffab468...
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.