OpenTechnical

OT-2026-000043672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000043672) never changes.

Identity and time

Publication numberOT-2026-000043672 · never reused
Internal UUID01a0ae7b-92d0-7dc5-92d1-2ceb5f14e39e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043672
StatusPUBLIC

Content hashes

Canonical text9b3a22224736f5193f674b417ee7b2030c20aa8f4481717ec98de0cc20b76699
Markdownabc07b37ecee05906062bc0e374faa56f471831646be7bca3faf1218a894d9a9
PDF
Publication pagec6ea2810847cf1708df997fe1fbf5b0949e8de82dff1212b90796c0170d2a1a8
Manifest79dc746573998d2c46d8dd2925034d474b07e841f43f6714faafcebcb5a5d84d

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
SignatureKA7KeNMO0iJGWIfdA9/JuustIqoxVPIH8B/1LSfucYfBD1gsRztUPp6SSZtz2oqVk+BFk4Y+aBzwuDe6WPsRDA==
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

2026-09-17T11:13:09.614340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043672
observed c6ea2810847cf1708df997fe1fbf5b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:09.594229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043672/manifest.json
observed 79dc746573998d2c46d8dd2925034d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:09.575423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043672/publication.md
observed abc07b37ecee05906062bc0e374faa56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:09.554916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043672/publication.txt
observed 9b3a22224736f5193f674b417ee7b203...
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.