OpenTechnical

OT-2026-000084299

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, sustained blow-off before 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-2026-000084299) never changes.

Identity and time

Publication numberOT-2026-000084299 · never reused
Internal UUID01a0ae98-5b61-7c87-a3b8-33b2657ae332 · 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-2026-000084299
StatusPUBLIC

Content hashes

Canonical text311d33fa04b65ce7a52766b701aa012bfeeaddefc597413eada3bd476113c571
Markdownc67b1abe0680ce7e6fbbf253f42e3cbafe5e75875ae0e07548ecdd51c77f4c96
PDF
Publication pageabb72952f3db72669ef828ee4320a229f074e2ce163cd46a72ffdae40b4ecd68
Manifest2b681a22f3df6c604f9126b61b16e329abfbab526013f44fbee77ca03b76ce02

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
SignaturegDHmP4mFQuddzJ5izD4SifOM9gPzo/Ez+uMJ5QbpkgntAiquXryQ4vVLqZPZFy+A6eKCXzsdRpLfuWPxdPc2AA==
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

2026-09-17T09:56:13.248685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084299
observed abb72952f3db72669ef828ee4320a229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.232271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084299/manifest.json
observed 2b681a22f3df6c604f9126b61b16e329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.214713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084299/publication.md
observed c67b1abe0680ce7e6fbbf253f42e3cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:13.195758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084299/publication.txt
observed 311d33fa04b65ce7a52766b701aa012b...
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.