OpenTechnical

OT-2026-000052493

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000052493) never changes.

Identity and time

Publication numberOT-2026-000052493 · never reused
Internal UUID01a0ae84-573a-7e3c-828b-165aa3541069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052493
StatusPUBLIC

Content hashes

Canonical text2e9a896fa02f9351a0b0d2144bd423b495b6cccf20264b151529ac7c9acec73b
Markdown67b11e061d5db645e216e4c914c52511c15339eef626fb5055498bbee60193e5
PDF
Publication pageabfe68ee83e69482b8705a2fc928ae2b0d6eccedff72d90b172455192a0ad205
Manifest5feab8497ad576c7e491cded12de5c7a460e43b2587cb4b733962eaf8a1adde2

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
SignaturedgYT5qD9afbZyY6qXZbeORSdtXfPfoM4oIZ7Q0yUnpJ89daq5/qT8RrcK8lINJXyUc9goCakuClopBlDQOJrDQ==
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

2026-09-17T10:57:07.726302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052493
observed abfe68ee83e69482b8705a2fc928ae2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:07.706666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052493/manifest.json
observed 5feab8497ad576c7e491cded12de5c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:07.684153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052493/publication.md
observed 67b11e061d5db645e216e4c914c52511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:07.662971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052493/publication.txt
observed 2e9a896fa02f9351a0b0d2144bd423b4...
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.