OpenTechnical

OT-2026-000067738

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000067738) never changes.

Identity and time

Publication numberOT-2026-000067738 · never reused
Internal UUID01a0ae8f-c4f9-7b57-bbe7-bd46300449cc · 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-2026-000067738
StatusPUBLIC

Content hashes

Canonical textd9146ccc775dbb085cec9bbe6a243b30b42e135addafb38cf0d0a92bf26f05c8
Markdownfc10ac2fb453a596addb1f25241021d5453980425f42aa703ea961c3ec619efb
PDF
Publication pagec3aef4d2c39a7c521438b27894fecfe8dbc2337dd5d4fecf1d4bd27586c6f2c0
Manifest74f35abc3ae766d8b46247a121a35a8e57c4eb49b04d01245607541a8ba78ac9

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
SignatureJlCl/POeBVXUFk9noc6K2cUEYfVzzZc4wpZ+/HPcJl1c1HxjEQS8mm4NjE1obywonZrxaGSZn574abBusxpNBA==
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

2026-09-17T10:29:57.549507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067738
observed c3aef4d2c39a7c521438b27894fecfe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.530995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067738/manifest.json
observed 74f35abc3ae766d8b46247a121a35a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.513859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067738/publication.md
observed fc10ac2fb453a596addb1f25241021d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.495979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067738/publication.txt
observed d9146ccc775dbb085cec9bbe6a243b30...
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.