OpenTechnical

OT-2026-000039246

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039246) never changes.

Identity and time

Publication numberOT-2026-000039246 · never reused
Internal UUID01a0ae78-9674-7869-8697-b62d397d2c37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039246
StatusPUBLIC

Content hashes

Canonical text6019b50880495fb7fc26e8ac421ad3715b9d6b65f188f8bf13eb079eb5b41591
Markdowna38142aa532514f9622ab731e00c43b6ccbd13ec24f7e8c2451ccdfaa21926f0
PDF
Publication pagec2f1c18e358fab6c5b57e64aebc1a95f90dd4fb8e35a539d5e2cca0f52b4a6d1
Manifestafc7ab0cfefe27a1b41fe28baef8b3fb85d63682494fe7d9098dfbf1014e4bdd

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
SignatureebE7pcwI665ktXa4Z0UMBDGAiOuJEX9+6Ge0F6yHX0NVj/hBfNE48x1l+M28xZVqaoA1EIyWlARH/zJGHewxDw==
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

2026-09-17T11:20:48.231593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039246
observed c2f1c18e358fab6c5b57e64aebc1a95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.214036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039246/manifest.json
observed afc7ab0cfefe27a1b41fe28baef8b3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.196506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039246/publication.md
observed a38142aa532514f9622ab731e00c43b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.179028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039246/publication.txt
observed 6019b50880495fb7fc26e8ac421ad371...
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.