OpenTechnical

OT-2026-000046536

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000046536) never changes.

Identity and time

Publication numberOT-2026-000046536 · never reused
Internal UUID01a0ae7e-57dd-79bb-a6af-1e1688c030bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046536
StatusPUBLIC

Content hashes

Canonical text3db49e88c8e1842159da26e8bd97927924566d949cbcdd6874f1ab76d854a6eb
Markdownc8d32b3855a25bb21d3f467b56d94d8a92ab4729532b57c8e7f18b40c6fd01db
PDF
Publication page4119ef616e4a6f9b0492e74d143995333d4215e58bc9e5847fde75056c6b1835
Manifest415f7b45f09df7d4497a895b535b04e3320471670507b93567d3c0b2b6cbc479

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
SignatureuXJPevf5KgFFrqUEalgIunsPohre7CVKYINuLn7Kb9PxFp+ezIaDlvlPFw0LXSKeZOHL18AwwLwkZOjuAGc8BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:35.431322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046536
observed 4119ef616e4a6f9b0492e74d14399533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.413469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046536/manifest.json
observed 415f7b45f09df7d4497a895b535b04e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.396686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046536/publication.md
observed c8d32b3855a25bb21d3f467b56d94d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.379134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046536/publication.txt
observed 3db49e88c8e1842159da26e8bd979279...
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.