OpenTechnical

OT-2026-000025492

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000025492) never changes.

Identity and time

Publication numberOT-2026-000025492 · never reused
Internal UUID01a0ae71-5fa8-7e78-a090-d8d0bacc5ec1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025492
StatusPUBLIC

Content hashes

Canonical text266eda9e4beb7e24c0889605f9baf5c256b71731092f7e4065b5445dadfd2111
Markdown87ae6480a2390722eafee346b542add01280b7337a77aaa0599b74244b204587
PDF
Publication page822d463e87cd17e27914c8e96dfeb68221919c00d4b1b48dfbc8bdda2ff69ff9
Manifest1ab895619b17a4796b873c7278420c5179ff9a6797b0b620dcb4887901b7c6e8

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
SignaturesODnKMwr3ls4hZi2D/TjkZYl9252MMbL/vY7aQxKsmJOughslVS7dHhxnDfysBfy6fD8r0pLUEfVUrk947cECA==
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

2026-09-17T11:47:35.178906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025492
observed 822d463e87cd17e27914c8e96dfeb682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.158951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025492/manifest.json
observed 1ab895619b17a4796b873c7278420c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.142176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025492/publication.md
observed 87ae6480a2390722eafee346b542add0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.125344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025492/publication.txt
observed 266eda9e4beb7e24c0889605f9baf5c2...
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.