OpenTechnical

OT-2026-000023524

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000023524) never changes.

Identity and time

Publication numberOT-2026-000023524 · never reused
Internal UUID01a0ae70-7269-7954-b7ce-80eaf452a01a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023524
StatusPUBLIC

Content hashes

Canonical text82dea0dbba8dea5bf64dcb2feed99d9cebfd6444dbef2202a84f8f7e7f401d75
Markdowndb4044a4bd4c4558c6f1e0856f9a20625735b2fc0ddaba79d7f9f722b4a73d07
PDF
Publication page954c6a0aaa08fa30b8ec8834522852c4e175e2f74be24a5cfe26a56a528717ee
Manifestfc3aa13535221d6c6161e0849d5badc9847dea1e6552f3f2960f90eebbe52749

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
Signature6vJAJYJHy6yim3N6mjy4K8oaNrOkmmLUmqISxHwqjVXxUQFrBaPTQSdQMY4RdTi3cUQMIUgOxqY1EqirLNLSAw==
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

2026-09-17T11:51:46.004706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023524
observed 954c6a0aaa08fa30b8ec8834522852c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:45.984550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023524/manifest.json
observed fc3aa13535221d6c6161e0849d5badc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:45.963085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023524/publication.md
observed db4044a4bd4c4558c6f1e0856f9a2062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:45.944615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023524/publication.txt
observed 82dea0dbba8dea5bf64dcb2feed99d9c...
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.