OpenTechnical

OT-2026-000062912

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000062912) never changes.

Identity and time

Publication numberOT-2026-000062912 · never reused
Internal UUID01a0ae8c-94a8-7cd3-9af1-145a47bc86a5 · 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-2026-000062912
StatusPUBLIC

Content hashes

Canonical text4ab4fd359245054a7aab9a41523af2b8d94cd99a9ae2ef113b6ff66e15813fd9
Markdown899c90851f67839ce00e372d8240636db94d93f0511d627e1a13d83332e4af0c
PDF
Publication page8ba27b1f1456d863448f97d4a0a6cc904c7de312145944441f81ad20c2bf2df7
Manifest0f5c3099ddaec2b297ec408cb4f986e4d655cb1a7455795650091f7f8786dc4b

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
Signature1yLbEdk5XytfPkUBz4ZkguATQSHD8IKqOYHdxajpodgJfWS6jCXIdYpbgU3suFn6VZFYBeMk0KnVsE2I+uskCg==
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

2026-09-17T10:40:17.337174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912
observed 8ba27b1f1456d863448f97d4a0a6cc90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.317982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/manifest.json
observed 0f5c3099ddaec2b297ec408cb4f986e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.297910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/publication.md
observed 899c90851f67839ce00e372d8240636d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.276800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/publication.txt
observed 4ab4fd359245054a7aab9a41523af2b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.812362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912
observed 8ba27b1f1456d863448f97d4a0a6cc90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.794701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/manifest.json
observed 0f5c3099ddaec2b297ec408cb4f986e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.776453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/publication.md
observed 899c90851f67839ce00e372d8240636d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.754872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062912/publication.txt
observed 4ab4fd359245054a7aab9a41523af2b8...
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.