OpenTechnical

OT-2026-000054393

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000054393) never changes.

Identity and time

Publication numberOT-2026-000054393 · never reused
Internal UUID01a0ae85-b3aa-7b4d-8c5f-fd9e67f93456 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054393
StatusPUBLIC

Content hashes

Canonical text20b755f75b6bcc921b67fed1e2e84790f2a7be5f7f0f13c8fb30eb7e36cec661
Markdown4fbac8478c80701841623bd50288024b953c79d904275c026f87223dd377baa5
PDF
Publication pageb8fa29a6efaa0e237b2b416c267aceca64fd0c9b9f5a2c52db7b80d15f183a8e
Manifestca02ebbbf9f76dfd35ea6130ad68e282ded99fd0d1132e83fe84f8be0b0f167d

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
Signatured+j1jz2llqmf8J3dPM56lz2tBPkVEy1D8a4in2MQArAn8ot8QpDzNjyUfWJYgVZIDT6iKCp3+FdB5D1NStrCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:55.948805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054393
observed b8fa29a6efaa0e237b2b416c267aceca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.925145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054393/manifest.json
observed ca02ebbbf9f76dfd35ea6130ad68e282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.903801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054393/publication.md
observed 4fbac8478c80701841623bd50288024b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.878683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054393/publication.txt
observed 20b755f75b6bcc921b67fed1e2e84790...
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.