OpenTechnical

OT-2026-000103015

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000103015) never changes.

Identity and time

Publication numberOT-2026-000103015 · never reused
Internal UUID01a0aea4-be3d-7f6f-b709-64a3514e4442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103015
StatusPUBLIC

Content hashes

Canonical text54007a765149e902f7c3b97915c159239a8ad5beae7c40e0bbca5c13ed42e729
Markdown5962c8f1c1a2a9056bf82033ee10d0606cc9bfe9e26c8c100171a70901d45f0f
PDF
Publication pagecc9a6abbeb571803e2cdb09bb856703454d8537b5f7294ac4244378adc0cce3b
Manifest8f1138ef9e1fd16b3c3b07034a91587a74ec27e3aac477e65fa28cd57de4d74c

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
SignatureqceiyDwH8fgQ3ghmAc+0g7o41buSSCcJ3IWi76pwnli8J8vfqHAHcJ5oFk2bUwRuE4c7m2yOhNjPOaROJOBeCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:08.024431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103015
observed cc9a6abbeb571803e2cdb09bb8567034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:08.006739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103015/manifest.json
observed 8f1138ef9e1fd16b3c3b07034a91587a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.989187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103015/publication.md
observed 5962c8f1c1a2a9056bf82033ee10d060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.972471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103015/publication.txt
observed 54007a765149e902f7c3b97915c15923...
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.