OpenTechnical

OT-2026-000018027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000018027) never changes.

Identity and time

Publication numberOT-2026-000018027 · never reused
Internal UUID01a0ae6e-96fc-7cc1-835f-2ba944557126 · 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-2026-000018027
StatusPUBLIC

Content hashes

Canonical text0adae2d0d27ae0d5218eadd0161d420349ace1a0eb464b67432015907f4cfc0f
Markdown94bc7168f2d8ad39f0cb68ce796318a626a1d251e2b2996174711d6baee6091b
PDF
Publication pagecd3f8182e8922f3d970d23fea46466578ad3dfebb117168838c78a96690f0068
Manifest1ec704f79fb5ce1661f1a135e0e351c2315e04b5c30d8520f31ba9fb0dea9c01

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
SignatureGk2AWPg1fGFrGlH7io8k0+MCer4xPMHt4ReQn3Ci+dMDrc0gGUWOmFwwKlsGze9ht7kemcHuoUd2NdxAo45LDA==
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

2026-09-17T12:02:03.220114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018027
observed cd3f8182e8922f3d970d23fea4646657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.203478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018027/manifest.json
observed 1ec704f79fb5ce1661f1a135e0e351c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.186882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018027/publication.md
observed 94bc7168f2d8ad39f0cb68ce796318a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.170321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018027/publication.txt
observed 0adae2d0d27ae0d5218eadd0161d4203...
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.