OpenTechnical

OT-2026-000099501

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099501) never changes.

Identity and time

Publication numberOT-2026-000099501 · never reused
Internal UUID01a0aea2-c974-75fa-8f87-2d3950206d9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099501
StatusPUBLIC

Content hashes

Canonical text4a4ebe6582afa23286e6d1d8d0422330fa025867015ababd8bcd7a6f81b81698
Markdown5eef06c4a5ea6b71288a0cbba82a6b3f0946f3d33c6fd756b00dc4390c06c315
PDF
Publication page160495ba8e6de2ad9019d1f9e7626922525693bbe5f8971b0c693bd9be573ab6
Manifest3fb2cb2645240c68bfb5f52dd414d798fb82f5da38132f9ab80d7fd655c5cee3

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
Signature8XPa4C0zQqYG1RTyTPVdTrFKpjq3H/2yvhZTQ/TMZP7ybQ6tAVrDyanYhSBfdaRXnW23Szx/T0mSfUoQGHg+Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:23.812717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099501
observed 160495ba8e6de2ad9019d1f9e7626922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.794228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099501/manifest.json
observed 3fb2cb2645240c68bfb5f52dd414d798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.776130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099501/publication.md
observed 5eef06c4a5ea6b71288a0cbba82a6b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.757652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099501/publication.txt
observed 4a4ebe6582afa23286e6d1d8d0422330...
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.