OpenTechnical

OT-2026-000009908

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000009908) never changes.

Identity and time

Publication numberOT-2026-000009908 · never reused
Internal UUID01a0ae6b-cb78-7044-b303-52b83519144d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009908
StatusPUBLIC

Content hashes

Canonical textedad711b1061d9cb13de02b9992df72729b7240ead3ac95aa54324f7f99e23c8
Markdownc4b30ffde4b675a14cc9054a6417ddcab6a4ee5d840688858cc420c2bbe1578a
PDF
Publication pagec8aead0839cfed61515c1f93fcf716715a37abf20cfb096fd1e3a0399be59e84
Manifest05993986b366cea74f640b8e2d28d44914ef76bd4b3a51dfd8ca6f217d1a0711

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
SignaturenpE1I7SX2XfmBwC3u4NHfd8tQGQIgYA14oKjWvNp+7kWLUoxxgaSS390p0goZGj4VM6fYqA3LBzFUs1TIKvRAg==
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

2026-09-17T12:15:55.375579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009908
observed c8aead0839cfed61515c1f93fcf71671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.357426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009908/manifest.json
observed 05993986b366cea74f640b8e2d28d449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.337686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009908/publication.md
observed c4b30ffde4b675a14cc9054a6417ddca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.318010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009908/publication.txt
observed edad711b1061d9cb13de02b9992df727...
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.