OpenTechnical

OT-2026-000069398

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000069398) never changes.

Identity and time

Publication numberOT-2026-000069398 · never reused
Internal UUID01a0ae90-b529-72c9-be3e-5c7f1c1a0265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069398
StatusPUBLIC

Content hashes

Canonical textd8c69b2455c8511d6cfb230b5a21fb663c6546783e482ac19d49caa3d9c2227f
Markdownd3ddf0a51969352cd3ff752e52567c1ac60c033cc29c9fe3c9ded529ab0ec121
PDF
Publication pagecedf743156b5551ea1d41c32d25298ea5179ba555663ccdec60e4e8b42d2bddc
Manifest51832c25c41baf4c04467f27c69d54f341af0ac3e32c06d9960bed4256e58e06

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
Signaturei07iz/QtUM46a5V5Q1e5sSKfJu4BbhraPLpk6sMgECo8KhzKw++WAccEMNqoaGLMP1e1nCQzxwa0rSOjXlupBg==
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

2026-09-17T10:30:19.392748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398
observed cedf743156b5551ea1d41c32d25298ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.374317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/manifest.json
observed 51832c25c41baf4c04467f27c69d54f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.357544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/publication.md
observed d3ddf0a51969352cd3ff752e52567c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.341407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/publication.txt
observed d8c69b2455c8511d6cfb230b5a21fb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.807214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398
observed cedf743156b5551ea1d41c32d25298ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.789622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/manifest.json
observed 51832c25c41baf4c04467f27c69d54f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.771943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/publication.md
observed d3ddf0a51969352cd3ff752e52567c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.754873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069398/publication.txt
observed d8c69b2455c8511d6cfb230b5a21fb66...
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.