OpenTechnical

OT-2026-000034430

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000034430) never changes.

Identity and time

Publication numberOT-2026-000034430 · never reused
Internal UUID01a0ae76-12eb-7f87-ab60-a88dc7d6c51c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:48.823624Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034430
StatusPUBLIC

Content hashes

Canonical text6f1d967bd0afc7cdbecda88b9ae4f2f371e0ed67a0401362c48f1a09c3c7ea79
Markdown15d0c1c0f26212a4c79f1d3fa6267be4eaa5d198022260ffe0cd541aa06f0d85
PDF
Publication page2826a3e5f744a8377cddce745a1da19437144c7444ce1a771236fba49a4ad5ce
Manifest6c8b6870ea4c6df6c083caa0b2ca8f4e55bb1001dc957c978f38631fccf3be10

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
Signatureoq/YraLNgM2NHQxQTn6Tv+Xn9RHHqblQK3DeadBLEC9zB9gBM7VBOAU1CWVMYtfzuTJ2fW7pjqMqA73YtKUcCA==
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

2026-09-17T11:30:45.104323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430
observed 2826a3e5f744a8377cddce745a1da194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.083889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/manifest.json
observed 6c8b6870ea4c6df6c083caa0b2ca8f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.062569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/publication.md
observed 15d0c1c0f26212a4c79f1d3fa6267be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.043051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/publication.txt
observed 6f1d967bd0afc7cdbecda88b9ae4f2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.881398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430
observed 2826a3e5f744a8377cddce745a1da194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.864092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/manifest.json
observed 6c8b6870ea4c6df6c083caa0b2ca8f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.846563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/publication.md
observed 15d0c1c0f26212a4c79f1d3fa6267be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:59.831404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034430/publication.txt
observed 6f1d967bd0afc7cdbecda88b9ae4f2f3...
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.