OpenTechnical

OT-2026-000055562

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055562) never changes.

Identity and time

Publication numberOT-2026-000055562 · never reused
Internal UUID01a0ae86-a102-7b2f-bd8f-e3646e7c9055 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055562
StatusPUBLIC

Content hashes

Canonical text6580ab803441ce2c53171331a63217b58b3b259612482d93273cc4387b6d9c2c
Markdown6dc90e624c5d21b1a6faf83e9859d766645ebfc826349a7cc20a45537a1e09f2
PDF
Publication pagebfa89e6782ab4988bff4f101c38a6821c5113933724637837ec6b9ef64dc639f
Manifeste8d437571d600cad1c5ff18367bde09717bd59a1a2adc26977a24461986a0603

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
Signaturep3t7oAsLy8mGPf4/pUi3pvP8fZwAvPaR7nu7pQAalsezKATHs74buQxxtAFckkDgm8EOQFxoEwEvI15It5PyBg==
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

2026-09-17T10:52:47.796484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055562
observed bfa89e6782ab4988bff4f101c38a6821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.778324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055562/manifest.json
observed e8d437571d600cad1c5ff18367bde097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.762761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055562/publication.md
observed 6dc90e624c5d21b1a6faf83e9859d766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:47.746575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055562/publication.txt
observed 6580ab803441ce2c53171331a63217b5...
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.