OpenTechnical

OT-2026-000080608

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000080608) never changes.

Identity and time

Publication numberOT-2026-000080608 · never reused
Internal UUID01a0ae96-7e79-71e5-ba46-96c4ad3b6d7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080608
StatusPUBLIC

Content hashes

Canonical text9fbd4199b32368e871033344c4d37204fc15cd9bdbdebc3bdd63986305c77aa9
Markdown95ed841181d333483368945ded199d917a0f1a80fdcdf49f2351a39daa3bcaee
PDF
Publication pagef1c31a66409b011061e2bd719d8ba4b1025542297de6cc0f5f23039a90b7dc74
Manifest47a89c3f500822ba2be36bda64a22279c020a3dfa8e51307f1398e09a56bbebe

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
SignaturegKiXa1nktDuTKyO8WKc45ETePYInE56rXMip+/Oqkfk72x+TUn/qqlSW4y8fYeWMugF26fONKt9DCUczbV5OAQ==
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

2026-09-17T10:03:14.782856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080608
observed f1c31a66409b011061e2bd719d8ba4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.766275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080608/manifest.json
observed 47a89c3f500822ba2be36bda64a22279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.748657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080608/publication.md
observed 95ed841181d333483368945ded199d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.731005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080608/publication.txt
observed 9fbd4199b32368e871033344c4d37204...
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.