OpenTechnical

OT-2026-000063942

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000063942) never changes.

Identity and time

Publication numberOT-2026-000063942 · never reused
Internal UUID01a0ae8d-53bb-757c-a610-6df87c182d7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063942
StatusPUBLIC

Content hashes

Canonical text2d2851df0aa02999abba018073c2880e823a53f41d02b737808f736e85492e94
Markdown7ae927e66adea2c4d283e7ac4cb375b74ae6f7758de21dc94cda60d510d27812
PDF
Publication paged13aa2b927208f83c81f9c30c30dd361912388066d948baccc9cc20494ab1095
Manifest14d744e0afe90c8bbc1bf14042872f4a887d8b5696501cecf90b77961d5fe292

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
Signatureq2VvMjRMmEmAUBDHzrxFzFC2ug46z0kUNRwwBIssPND1M0xV89RFKsI98bSCgcUOEQCrkR5zSsyrnUnpqKJGCQ==
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

2026-09-17T10:36:59.967521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063942
observed d13aa2b927208f83c81f9c30c30dd361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.946726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063942/manifest.json
observed 14d744e0afe90c8bbc1bf14042872f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.926309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063942/publication.md
observed 7ae927e66adea2c4d283e7ac4cb375b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.905634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063942/publication.txt
observed 2d2851df0aa02999abba018073c2880e...
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.