OpenTechnical

OT-2026-000099398

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000099398) never changes.

Identity and time

Publication numberOT-2026-000099398 · never reused
Internal UUID01a0aea2-c973-7ac0-999c-385dc2c1b082 · 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-2026-000099398
StatusPUBLIC

Content hashes

Canonical text3fd423a7eafa35d9a71688b550369848fa5118315a45d7c6a803e38ce0e58769
Markdown250e7ae9575ad7b30dc1005fdf9c9c43439dda513cac4c394f2d68dd7e9f2015
PDF
Publication page896472ed4a27becb9721ad426916b98841ea6ed1ae0539b182a5cfeabce40a71
Manifest4c54d069b31412cf5ed3781a1b2a7a674470c54b5b83a425fd200cf69d6fedb3

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
Signature1NBJoAPXJj0+5D66JU6XbGKtpn+JYGjKfL6LjyCGrIQBHytqYh/CKtGZJXi/f+q3D+HEiPcYZgXZmy8LNok1DQ==
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

2026-09-17T09:29:09.794334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099398
observed 896472ed4a27becb9721ad426916b988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.776356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099398/manifest.json
observed 4c54d069b31412cf5ed3781a1b2a7a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.759039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099398/publication.md
observed 250e7ae9575ad7b30dc1005fdf9c9c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.739810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099398/publication.txt
observed 3fd423a7eafa35d9a71688b550369848...
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.