OpenTechnical

OT-2026-000084587

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000084587) never changes.

Identity and time

Publication numberOT-2026-000084587 · never reused
Internal UUID01a0ae98-e25b-7cbd-9dd5-f59837bbbe00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084587
StatusPUBLIC

Content hashes

Canonical textfa88a9b922aefcd3ac2701f786fda35d68ea9b9329738a7d6f600eb17768a2dd
Markdown6479bae324d96aad97eb976ea01079d6e4eb4debce355bda830af7107557b4d4
PDF
Publication pagee3476006ac72216530406dd63a0f0fa1513a626b92ddf1354fa76f723ea2a91d
Manifest26f469acce74aac4ce89a40eedf204ee7263c6873ed420a4d60a05ed470e177c

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
Signature/iOYls1QY/V5dR8U65IgQjZL6/Zcdzj9zb684WH5H0HynawmX1UUsvj9T31edtLzfnf4KXnboeSLG0cORO1+BQ==
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

2026-09-17T09:55:29.330326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084587
observed e3476006ac72216530406dd63a0f0fa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.312922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084587/manifest.json
observed 26f469acce74aac4ce89a40eedf204ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.293627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084587/publication.md
observed 6479bae324d96aad97eb976ea01079d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:29.276926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084587/publication.txt
observed fa88a9b922aefcd3ac2701f786fda35d...
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.