OpenTechnical

OT-2026-000082700

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000082700) never changes.

Identity and time

Publication numberOT-2026-000082700 · never reused
Internal UUID01a0ae97-8cc8-7972-a94c-fc57e25a867a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082700
StatusPUBLIC

Content hashes

Canonical textaa9be0174300ddbdcb6f33c8b8c5d39153bcda4834c898f0332107de2e2aaaad
Markdown1a013b0d70e3eb114d721484b6ee15d5037bf69db3fa4aac881f3f82ef71158b
PDF
Publication page988fcbfc109e1214a11c86fa34f00376eb239b85d314b36ee569e72f25071687
Manifestbb52aae9157792953f2d45fc593fed1e593779cc420d05e9f18963b140899d69

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
SignaturehlICeyo0pN56+qj0BRDzSuJmSnwzRXhulKV7pMDwRSU2n+hgkbcNzIQ6i4cgKtvzJqH+/yp5LLK3bcW+NuxUAA==
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

2026-09-17T09:58:16.414865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082700
observed 988fcbfc109e1214a11c86fa34f00376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.398485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082700/manifest.json
observed bb52aae9157792953f2d45fc593fed1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.382641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082700/publication.md
observed 1a013b0d70e3eb114d721484b6ee15d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.364793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082700/publication.txt
observed aa9be0174300ddbdcb6f33c8b8c5d391...
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.