OpenTechnical

OT-2026-000016657

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three 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-2026-000016657) never changes.

Identity and time

Publication numberOT-2026-000016657 · never reused
Internal UUID01a0ae6e-5918-76a6-b7de-afbad19b75c1 · 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-2026-000016657
StatusPUBLIC

Content hashes

Canonical textac7aa2815c46d50cc027ccbd2e848e44429262ed47637081dde3b3b52453b42f
Markdown15c990bce48db6b56d08be5331c0a6831458e7c29254f0d04af0cabbbf2daba4
PDF
Publication page0136fcedafa09198d9f4feebe6ff9fec82d4ea983bb4f5ed5cc5bca6c2d829df
Manifest4be5e537da58377506b382b3711928e2b7cf6a9bf130a3e918c8ba670ad418ed

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
SignaturezmGYXe7Sti9hbfxO4sRjFmB8x1fvsUnYRcL6BxpzUKi6bPMWDevSzrHvwxSYyMG8Go57+b3RbEe6ukcOY/TdBQ==
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

2026-09-17T12:02:51.364990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016657
observed 0136fcedafa09198d9f4feebe6ff9fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.347800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016657/manifest.json
observed 4be5e537da58377506b382b3711928e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.330157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016657/publication.md
observed 15c990bce48db6b56d08be5331c0a683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.312540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016657/publication.txt
observed ac7aa2815c46d50cc027ccbd2e848e44...
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.