OpenTechnical

OT-2026-000084297

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000084297) never changes.

Identity and time

Publication numberOT-2026-000084297 · never reused
Internal UUID01a0ae98-5b61-74cb-8f39-7807ad0b8a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084297
StatusPUBLIC

Content hashes

Canonical text3b885e10ab4445035daf391c1ffdf68b4a74f9b02d7611aa0437b921f75caa63
Markdown1cdbb4bd03e57bed966d8fc78a402c05aeb4a260be926ea25701d690e987e373
PDF
Publication page25970dbe984a2a62b16f15b76153e0286e80498ae91552b6214aa17a250b2a15
Manifest69cc0b6bf34500738997ae749d581b94383f33b0ed1159b81dee793a3d682b01

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
SignaturewK0sv1qUiYJ0XsXL4daFTomZ9vk7VGeoptauw5K1rQB2nR1OUgm+MB7Pkowh/pY3F50ad2FjxGtOutaGcWXjAA==
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

2026-09-17T09:56:13.104062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084297
observed 25970dbe984a2a62b16f15b76153e028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.045289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084297/manifest.json
observed 69cc0b6bf34500738997ae749d581b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.023299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084297/publication.md
observed 1cdbb4bd03e57bed966d8fc78a402c05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.002319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084297/publication.txt
observed 3b885e10ab4445035daf391c1ffdf68b...
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.