OpenTechnical

OT-2026-000064642

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold 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-2026-000064642) never changes.

Identity and time

Publication numberOT-2026-000064642 · never reused
Internal UUID01a0ae8d-deb8-7db4-a2f9-d5734604f6ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064642
StatusPUBLIC

Content hashes

Canonical text0052017d1e979f32f5f2c9b33d94813027919693ab5a95a6334d23557352a368
Markdownf3a2f8278352da40f8eccd5e946807a34394ddc4839f3edcc713182b66cf385e
PDF
Publication pagea6b9e4a425c2c03c6023fe2bfcb5287467972ac493254e91fcbb35c1dde5e3d7
Manifest5a7cca30318b99174e76a61651eef7f81c5d061f60e1b918edaa31612753a5be

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
SignatureRXREcYhT+bKdz1/8DBadLjdMPHCQjW05DOl6bTPC9Wu8lyI3MA0FOYSRueqpBUCg8gcD0MfHLuSsy/AY4P9vAA==
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

2026-09-17T10:35:25.639689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064642
observed a6b9e4a425c2c03c6023fe2bfcb52874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.620524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064642/manifest.json
observed 5a7cca30318b99174e76a61651eef7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.601361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064642/publication.md
observed f3a2f8278352da40f8eccd5e946807a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.580771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064642/publication.txt
observed 0052017d1e979f32f5f2c9b33d948130...
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.