OpenTechnical

OT-2026-000041085

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000041085) never changes.

Identity and time

Publication numberOT-2026-000041085 · never reused
Internal UUID01a0ae79-b141-7375-b5ae-71b7f53c5320 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041085
StatusPUBLIC

Content hashes

Canonical text2349d05956216784069a3c64f1e793b13d177eb052ceffeeec110f4668744d4b
Markdown43c9e4aaa69fddb0cf52780bea1c47c642098b95ab229d8d26b4c539552504f1
PDF
Publication pagec022d5cb572d70e6039a33407215853893639a82503bd24a6c6353236faaced5
Manifest847ac46ac37513b322d16a122a412640f759e557a7d155c1ba18c79b3cb035f3

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
SignatureIVufAmWOtGDGDUDj8T3gFq/EWbIJJWdDQpzJOPtsGb8JDYmgoBsC1FkaPZaiG/gbfWDhcvc1xlF10nElxHX+Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:17:00.135655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041085
observed c022d5cb572d70e6039a334072158538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.118968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041085/manifest.json
observed 847ac46ac37513b322d16a122a412640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.103553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041085/publication.md
observed 43c9e4aaa69fddb0cf52780bea1c47c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.087843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041085/publication.txt
observed 2349d05956216784069a3c64f1e793b1...
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.