OpenTechnical

OT-2026-000044409

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000044409) never changes.

Identity and time

Publication numberOT-2026-000044409 · never reused
Internal UUID01a0ae7c-39d7-779d-93ab-01307b256796 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044409
StatusPUBLIC

Content hashes

Canonical text14831d1ffb1ebc7811e77721a70fd57a4ddbbd243b76d99ee4824684bfcf1102
Markdown4f2bf3974d9eed6827d06335503fbd7b32c287f31fd09febf831b4899a485495
PDF
Publication page0d01ae31c7eedbb2aa91ccadde84e4f7fe7667b10fc88bc22247eeba86357f45
Manifest47e31549288403f00427605015d7b5bb2b40440a312bb00482d0752dd2017166

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
SignaturezyP5SJcj70zod3H7W+p/hKfjfUc30hnLhCOmHcoOTZKn7BS2IIgJS/B97HETLfkL8IhLdrg+mZG0ihDZFCV8Dw==
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

2026-09-17T08:30:41.291170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044409
observed 0d01ae31c7eedbb2aa91ccadde84e4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.273803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044409/manifest.json
observed 47e31549288403f00427605015d7b5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.255322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044409/publication.md
observed 4f2bf3974d9eed6827d06335503fbd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.238009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044409/publication.txt
observed 14831d1ffb1ebc7811e77721a70fd57a...
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.