OpenTechnical

OT-2026-000013117

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off 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-2026-000013117) never changes.

Identity and time

Publication numberOT-2026-000013117 · never reused
Internal UUID01a0ae6d-6fc8-7277-98d4-4ed829cca2b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013117
StatusPUBLIC

Content hashes

Canonical text867253dbfadc4ed7df265d4f3ec9cc293b81d5c0613f9d276b038596d9041911
Markdown89c118afe953730d4f3c56ee530f1d79e6886a3da8d193968b978f6e4e521ae1
PDF
Publication pagea4083abe28f8528830219cd34ba8ead865315721297aa667203308456c6efbdf
Manifestd8eb5b88314a63d80a529230f20c0ebc20b19ef28eae3a69f8b23c075e58e4fc

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
SignaturexRqX7Zc/ZsXMix+feY+QUlS9YP+cO7cVoto6ELVaGPaopP9AOjV08+76B/iQDU+yLjKourD43x3iSCiiDPuKBw==
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

2026-09-17T12:09:24.243029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013117
observed a4083abe28f8528830219cd34ba8ead8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.222556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013117/manifest.json
observed d8eb5b88314a63d80a529230f20c0ebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.204709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013117/publication.md
observed 89c118afe953730d4f3c56ee530f1d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.187380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013117/publication.txt
observed 867253dbfadc4ed7df265d4f3ec9cc29...
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.