OpenTechnical

OT-2026-000024033

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000024033) never changes.

Identity and time

Publication numberOT-2026-000024033 · never reused
Internal UUID01a0ae70-aed7-7abd-9ddc-b536ebc3decf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024033
StatusPUBLIC

Content hashes

Canonical textea7dd2827af702abdf2d991fd58842a1f38ab65bdd5a6656890ee8f72dc569a6
Markdown91ceed6061d2ae7762ec7e63bcfd919aaa6a56a754adba84ceae24b79e16dd13
PDF
Publication page9fe62da0a349ed62da547584eede39fa796dc3c2e44b4c4dbffff2384c3f26f4
Manifest1571c9e4da9ce9149abbcec82bc277edea3023e551762ef3d171931b9f4cbe2f

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
SignaturepdmERhYJddicgpHM8ZtYkyJTT7zgktgdKs8fEC0IDFbU9vLUN0xewvRxRybv0xYQzczoFu8/9zW3zggV0gxKCA==
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

2026-09-17T11:50:49.158418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024033
observed 9fe62da0a349ed62da547584eede39fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.139866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024033/manifest.json
observed 1571c9e4da9ce9149abbcec82bc277ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.121373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024033/publication.md
observed 91ceed6061d2ae7762ec7e63bcfd919a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.102924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024033/publication.txt
observed ea7dd2827af702abdf2d991fd58842a1...
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.