OpenTechnical

OT-2026-000044292

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000044292) never changes.

Identity and time

Publication numberOT-2026-000044292 · never reused
Internal UUID01a0ae7c-39d6-78a9-8b68-35d595dda041 · 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-2026-000044292
StatusPUBLIC

Content hashes

Canonical textca5b07c987743888c575e80d48711b60588b215381df7f1f3dd7c940a26f8d04
Markdownadedb29cbbb492a4954dc480f688fabe5699267d03b433c5e2434a117f5bbe34
PDF
Publication pageb73cf827b588b7d4f1dc78165cf168fc0ff8843d9d20ba8683998d9e4f074170
Manifest1b52034132fc04278b222dc1d5e462d82a2327dd841c5670cdc033df5bb96be5

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
SignaturezQQ8ibMyLOXxQKk1FyoUwLP9RTiAQGz59kdKT6zNAZ28YPp+5fEPmzxYk7/TD5Xor4v169YazJ7T27vVs+NlDQ==
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

2026-09-17T08:30:14.262418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044292
observed b73cf827b588b7d4f1dc78165cf168fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.241351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044292/manifest.json
observed 1b52034132fc04278b222dc1d5e462d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.215597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044292/publication.md
observed adedb29cbbb492a4954dc480f688fabe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.070719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044292/publication.txt
observed ca5b07c987743888c575e80d48711b60...
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.