OpenTechnical

OT-2026-000092542

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092542) never changes.

Identity and time

Publication numberOT-2026-000092542 · never reused
Internal UUID01a0ae9d-b5fd-7282-9355-b1178779cde3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092542
StatusPUBLIC

Content hashes

Canonical text545d569fccec83599fb24e0575961f38af6390ac89df2edea70384750819d584
Markdown134fa9c953428ac618bdd92d02d5e5d7d17fb5d18d74e679ac7ae5d4fa2433d3
PDF
Publication page1864e64d05313c03f21a967b3fd373e23382ff39fbfb11f693f2265041625c97
Manifestaff54b7488736cc27e6082a0b4cc78e5deb6ce7ac5e6c2e6930ac87ecd04e780

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
SignatureYUAK6GMgLMU5gLiXvBcHxdqPFGrvMCIcXT4hQr0Z+tPiTGwKk3SkVaXQjd61qA2cFGIDVeL3oIIquXggC00BBg==
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

2026-09-17T09:41:07.402176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092542
observed 1864e64d05313c03f21a967b3fd373e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.385633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092542/manifest.json
observed aff54b7488736cc27e6082a0b4cc78e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.368045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092542/publication.md
observed 134fa9c953428ac618bdd92d02d5e5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.349781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092542/publication.txt
observed 545d569fccec83599fb24e0575961f38...
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.