OpenTechnical

OT-2026-000060174

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000060174) never changes.

Identity and time

Publication numberOT-2026-000060174 · never reused
Internal UUID01a0ae8a-5a72-718f-b67f-b9e8f3d0b850 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060174
StatusPUBLIC

Content hashes

Canonical text0ab9466fe487bdbe3ce887383887bea4aa03b4655c9ce4af6133d0f7db62755a
Markdown80c15eac604ff603dbac10bbd88fe0fd207ff08000607efd76186aef8aea260e
PDF
Publication page3df3e5f06400c299eb65757be46630d5c8ff753c191c4cee8a605db40282cf47
Manifestb4133d33f94d5e1c2236187814cc512d14d9031dba7f809fc801b62afdde9e17

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
Signature5MmyQa3/pdG9w+W4YI9XCywuBqL4RhDsSFBWdsftjg5Ma0KOXAixY7R5zLWNv6XaB+TwSmA33k1QMk2FmA1VAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:50.317825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060174
observed 3df3e5f06400c299eb65757be46630d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.301691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060174/manifest.json
observed b4133d33f94d5e1c2236187814cc512d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.282038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060174/publication.md
observed 80c15eac604ff603dbac10bbd88fe0fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.263631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060174/publication.txt
observed 0ab9466fe487bdbe3ce887383887bea4...
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.