OpenTechnical

OT-2026-000070971

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000070971) never changes.

Identity and time

Publication numberOT-2026-000070971 · never reused
Internal UUID01a0ae91-8c2e-7fd7-9410-6466cacac7c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070971
StatusPUBLIC

Content hashes

Canonical textca0c5e37f3095409346ac91b1d176a29274d49e31fe58e60425b582b2d723c28
Markdown5ed0db982f6c8ee399b3469cba850e09ac3279197a7cb2210c903ce3760d6850
PDF
Publication page72c314b4902e001760c2acb2ad9288af7039bcede3e8c7b9f71b7e503f27cdf4
Manifesta928e1ec50a16e73b91045dd6883d1405c4941418b63b9c3c729a9abe7603e29

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
Signaturep8t/2zrSGX7uzqm+0fsgEWbFFTO4Q0i2TnMkIxzG36MtjJM6BanCYAp9NUZvfSVaBREqlLfsRsjugbFnhkZrAw==
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

2026-09-17T10:25:48.678803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070971
observed 72c314b4902e001760c2acb2ad9288af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.660829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070971/manifest.json
observed a928e1ec50a16e73b91045dd6883d140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.643426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070971/publication.md
observed 5ed0db982f6c8ee399b3469cba850e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.625394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070971/publication.txt
observed ca0c5e37f3095409346ac91b1d176a29...
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.