OpenTechnical

OT-2026-000008934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000008934) never changes.

Identity and time

Publication numberOT-2026-000008934 · never reused
Internal UUID01a0ae6b-31b7-7f82-99d8-12bc04487953 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008934
StatusPUBLIC

Content hashes

Canonical textfe8277ac7f939a45ee6fc3de66122b38a51de358a593c71afd08e6c25a8a236d
Markdown89b18911288c18fcac44b77266b7ac7b2fa97b8ae49b5ca113e9c87a8d694a4c
PDF
Publication page723298d2e7c0f3dac127243f42ed7eb0b53c3892385e30c9b59423fd4daa8831
Manifestd6d05493403cef639632cd86166023921a026bf7cbbd4d0bea00c5307b7bcec5

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
Signature+dhnbbrdBv7mqjEeSMgsRIdhcAsLVSAgqYQ5yNqg/ijDYbR1Qs4siBkUxMen7uNYA5QU1GB2FC+yz9nES21mBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:32.776410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008934
observed 723298d2e7c0f3dac127243f42ed7eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.755265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008934/manifest.json
observed d6d05493403cef639632cd8616602392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.735921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008934/publication.md
observed 89b18911288c18fcac44b77266b7ac7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:32.716749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008934/publication.txt
observed fe8277ac7f939a45ee6fc3de66122b38...
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.