OpenTechnical

OT-2026-000062933

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000062933) never changes.

Identity and time

Publication numberOT-2026-000062933 · never reused
Internal UUID01a0ae8c-94a8-795f-bcb4-7072d3223917 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062933
StatusPUBLIC

Content hashes

Canonical text9565e7e248f99c8b1ac0fd2ea09490ee655d85e083f87601be8f44d07b75c62f
Markdown0cd29c7321b2a582f13c1e02cd640a3aa7ff42da247834e8c8b56538d8ff4463
PDF
Publication pagec3deffa75e4e67d20ccd8ae39ace0bfc18e87da1c4388ffb628bfb04dcefd545
Manifestb4f888614a7511f92302bfde3ecfe8f88301ae82d313b074e6dce010af054db7

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
SignaturebgOvsGWT3Rs692tzeIzx/4hkUplHKnNPJTNgBJFrcgBLAf2kgSXfrx04ADf+NzUnjOTOt2PfU5ug4u82SkewAA==
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

2026-09-17T10:40:19.301498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933
observed c3deffa75e4e67d20ccd8ae39ace0bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.278616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/manifest.json
observed b4f888614a7511f92302bfde3ecfe8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.255592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/publication.md
observed 0cd29c7321b2a582f13c1e02cd640a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.232274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/publication.txt
observed 9565e7e248f99c8b1ac0fd2ea09490ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.381755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933
observed c3deffa75e4e67d20ccd8ae39ace0bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.364727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/manifest.json
observed b4f888614a7511f92302bfde3ecfe8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.347115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/publication.md
observed 0cd29c7321b2a582f13c1e02cd640a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.328497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062933/publication.txt
observed 9565e7e248f99c8b1ac0fd2ea09490ee...
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.