OpenTechnical

OT-2026-000092635

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000092635) never changes.

Identity and time

Publication numberOT-2026-000092635 · never reused
Internal UUID01a0ae9d-b5fe-7c35-963f-f1c31de06949 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092635
StatusPUBLIC

Content hashes

Canonical textc12b226f4de8bc07c9923b9483699e83b03ef9555cda69bfa05c67aef0c73386
Markdown1b57b4ea3466dc8066969d6c72d40b9b057f11d6cb93a534249ff423414ce5c4
PDF
Publication page41976c15c41d0d51d4734df4ae927724b5a977458873e4d05c905f024b23dd8f
Manifest04bddc69db8204e6763625e25cbd15d3acc45ce64299a3241d75723920d6ddd9

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
SignatureOjrBWQxR/PjcO4rTC0855RHEnCd7IsBf+9ApYE0JD1+9qXERxUy06TUeNPGNAYou6S/as+QvBiMLnFoBiH5SBQ==
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

2026-09-17T09:41:14.208917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092635
observed 41976c15c41d0d51d4734df4ae927724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.192556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092635/manifest.json
observed 04bddc69db8204e6763625e25cbd15d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.175026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092635/publication.md
observed 1b57b4ea3466dc8066969d6c72d40b9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.158325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092635/publication.txt
observed c12b226f4de8bc07c9923b9483699e83...
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.