OpenTechnical

OT-2026-000080460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000080460) never changes.

Identity and time

Publication numberOT-2026-000080460 · never reused
Internal UUID01a0ae96-7e78-75af-96e5-202de75bc691 · 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-2026-000080460
StatusPUBLIC

Content hashes

Canonical textb659ba1f5559620ae3ac6645592b9d81227571cc1ee5a9de0b1005782e91cee6
Markdownc4c4150001e16155856dfd9ec076a0346590681bf13aed3bf0319c750ec5369d
PDF
Publication page5d57385841cde590965984def8b3c0e6b20b693977d333ae3dfe2176b95e7e70
Manifestd16e373996649342d89cb9a5affaf72c91f0cefa25022be551e88b9cbfa2bd07

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
SignaturesD3F1ViT7ZnTctt1yR6kMZVboHIn2Wf61w4rqfehyiuquMdrZ5+2uOztXEH8qFqSS5pocrOrBMLLV9N8TjOdCA==
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

2026-09-17T10:02:58.804133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080460
observed 5d57385841cde590965984def8b3c0e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:58.786115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080460/manifest.json
observed d16e373996649342d89cb9a5affaf72c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:58.768357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080460/publication.md
observed c4c4150001e16155856dfd9ec076a034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:58.750436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080460/publication.txt
observed b659ba1f5559620ae3ac6645592b9d81...
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.