OpenTechnical

OT-2026-000081927

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000081927) never changes.

Identity and time

Publication numberOT-2026-000081927 · never reused
Internal UUID01a0ae97-0f76-782d-8fda-17cc4a9c279d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081927
StatusPUBLIC

Content hashes

Canonical texta3a77cce5f38b46f9a80ca575fbdf19eafd66debc945acee0f876c30f27a5550
Markdownfc6524f4ff67a29a2c7c49e99f6c584ed179ae539cc49e287fb2de9ed5163451
PDF
Publication page0af6cbd15347a3c1b1ef19eb22b737a72fe2ea6bfa82f87456aff166279318ed
Manifest6c26fa17776dce322496d4070e7d93aabc13d777be0a648cd53d3b7a45afdebf

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+mK4yeKQctiWPuztFqThkclfYzGRK8qQOWqgDnp86P9VZr09tePJInAd/7zP+xu7Pzq9UCvE20N9c1YIJAUjCQ==
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

2026-09-17T10:01:03.442450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081927
observed 0af6cbd15347a3c1b1ef19eb22b737a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:03.423751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081927/manifest.json
observed 6c26fa17776dce322496d4070e7d93aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:03.407136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081927/publication.md
observed fc6524f4ff67a29a2c7c49e99f6c584e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:03.390192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081927/publication.txt
observed a3a77cce5f38b46f9a80ca575fbdf19e...
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.