OpenTechnical

OT-2026-000062938

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000062938) never changes.

Identity and time

Publication numberOT-2026-000062938 · never reused
Internal UUID01a0ae8c-94a8-7d89-b95e-94dba2c088bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062938
StatusPUBLIC

Content hashes

Canonical text876cd9860499299442661fd62fb4fecda93ae015e89dc27e3beeb2254d61c6dc
Markdown2702fe8bec351ca007bee57ebea430b46abbfec54f657e5f91f7a06a91d256ac
PDF
Publication page24701754f7418f4a1d3e2c73ee45c2f1da1fb5d83f96bf30399cde2232083a6c
Manifest498ed1f9bd7b70c3ae9abb59dc5b8e723eba9d9b1b7666dcb8826f7bdfcc3a7a

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
Signaturex8gRJsriGplz6iimbWBAOC3Ga4s80U7jkx9yDsX4MV96ffV9am7NPRHp5TGuL2vdYQxeWy4g32jz9ivpmilnDA==
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

2026-09-17T10:40:26.050413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938
observed 24701754f7418f4a1d3e2c73ee45c2f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.028860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/manifest.json
observed 498ed1f9bd7b70c3ae9abb59dc5b8e72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.001294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/publication.md
observed 2702fe8bec351ca007bee57ebea430b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.972721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/publication.txt
observed 876cd9860499299442661fd62fb4fecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.752500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938
observed 24701754f7418f4a1d3e2c73ee45c2f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.736840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/manifest.json
observed 498ed1f9bd7b70c3ae9abb59dc5b8e72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.719406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/publication.md
observed 2702fe8bec351ca007bee57ebea430b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.702061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062938/publication.txt
observed 876cd9860499299442661fd62fb4fecd...
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.