OpenTechnical

OT-2026-000064385

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000064385) never changes.

Identity and time

Publication numberOT-2026-000064385 · never reused
Internal UUID01a0ae8d-a461-7502-8138-2a763d1f44ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064385
StatusPUBLIC

Content hashes

Canonical text849a77c5944e405a0b3f5751ce71749cc9a46299dc273255af567581c4971995
Markdowna44a459cb8fdcbca35d945f904eb4e6a93516b9080688e5bc8cdbe85452f5918
PDF
Publication page6ee8ccd82606fe10009e4385112a53fd02255d8170ec2a55c7976e7a80db545c
Manifestdec9cff9da348b319882cbc76f8d81bdd8f5541dc4246a3f6225736b8dc9f139

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
SignatureqBS8vbjBr6t5DeMpnxJnSobr313Z9nB4dtgYLpCVvGFeFHqs5KKNFoyq9XnlrIMTWF5GxoYuwjkhWHtwxosGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:33.320384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064385
observed 6ee8ccd82606fe10009e4385112a53fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.302055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064385/manifest.json
observed dec9cff9da348b319882cbc76f8d81bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.283098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064385/publication.md
observed a44a459cb8fdcbca35d945f904eb4e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.266315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064385/publication.txt
observed 849a77c5944e405a0b3f5751ce71749c...
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.