OpenTechnical

OT-2026-000086930

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000086930) never changes.

Identity and time

Publication numberOT-2026-000086930 · never reused
Internal UUID01a0ae9a-80a5-7956-89a5-d27e46a8539f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086930
StatusPUBLIC

Content hashes

Canonical text54f65c6c9db2a2121e984fbc309807a8b01429786da632b318e8338e954c6d93
Markdown2b45262dfc9332c6f816554b5edccf467c4dff2531830274ce049ffd050ada53
PDF
Publication page0e6e3cddb0ea7a8f7584428b26c19362f260a212d103753b2d7fa848b47693ab
Manifesta38aa4e37d54c312292041c49541dc4111c72a4b5d41d4fce0ff030c97faf6bc

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
SignaturefEtZUAjSnPMEdGGM/Mv8l9XLdHU2Ljkk4i2B9Tbjs6XyWNUlD/hjVlv63iOdGOd32Z738SAORqizDaaODYNlDw==
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

2026-09-17T09:51:47.292346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086930
observed 0e6e3cddb0ea7a8f7584428b26c19362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.275700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086930/manifest.json
observed a38aa4e37d54c312292041c49541dc41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.259048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086930/publication.md
observed 2b45262dfc9332c6f816554b5edccf46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.241248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086930/publication.txt
observed 54f65c6c9db2a2121e984fbc309807a8...
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.