OpenTechnical

OT-2026-000009708

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, vented 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-2026-000009708) never changes.

Identity and time

Publication numberOT-2026-000009708 · never reused
Internal UUID01a0ae6b-7564-70e7-9ea9-064eb664fdfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009708
StatusPUBLIC

Content hashes

Canonical text0dd2e640a2914bf60d7a62da4f8e4e8eb25a88af6b79f83debec1aa89ad559eb
Markdown66335a9994f76199d43f3659fa8f55ffb4f5720af2c00d4cbfcf7bec73e845b3
PDF
Publication paged919e046828f40bec6c96fe76c33d7d111ba0db96360fb140f7ad86ce13f2be4
Manifest763281eff486412f8b5bddae997ce675ebb582c155fdc74803dc9fa168e9e999

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
SignatureajZzMGSeHBUIChCV5v1kEV2Z/2u8j1A8lUQO7VRgyDZMnhhLkf/fXTxDSzHC8XP/y7dGgITRHZrYGK2iZFklBg==
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

2026-09-17T12:17:11.987438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009708
observed d919e046828f40bec6c96fe76c33d7d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.966176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009708/manifest.json
observed 763281eff486412f8b5bddae997ce675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.944922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009708/publication.md
observed 66335a9994f76199d43f3659fa8f55ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.924073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009708/publication.txt
observed 0dd2e640a2914bf60d7a62da4f8e4e8e...
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.