OpenTechnical

OT-2026-000068101

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000068101) never changes.

Identity and time

Publication numberOT-2026-000068101 · never reused
Internal UUID01a0ae8f-c4fe-75ee-9162-cc178e6d50ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068101
StatusPUBLIC

Content hashes

Canonical texta7ad362e3aca04ca6823ebeb3d4c5804e8b0544506855c9bae81034aa3d4bf53
Markdown0be8ef40b856011f6cfb16a2a02b2866e1503eebedc687ccbb7d510d26fc6dea
PDF
Publication pageedc3e0d33705428a8719cce63707e43621d2a852da43fa61ef290d27e1e3fd5d
Manifest81384c672109705687690c90e66836bf22a7298d23eb8fbd910ddadd614be752

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
SignatureTORfCujkyU97qNTkvPlKNKdx88qKk6keY7m87bCDlDnMTnYbrzqICJFMWfF8gU6dkaWrogQz/wLdqeZdBLWrDA==
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

2026-09-17T10:30:41.934138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068101
observed edc3e0d33705428a8719cce63707e436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.915395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068101/manifest.json
observed 81384c672109705687690c90e66836bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.895281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068101/publication.md
observed 0be8ef40b856011f6cfb16a2a02b2866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.876896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068101/publication.txt
observed a7ad362e3aca04ca6823ebeb3d4c5804...
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.