OpenTechnical

OT-2026-000086907

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000086907) never changes.

Identity and time

Publication numberOT-2026-000086907 · never reused
Internal UUID01a0ae9a-80a5-782a-9e80-e1bf863a2a5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086907
StatusPUBLIC

Content hashes

Canonical textfaf735d183574edb82c9d3232ff4a7435db02b3ac00602a09cc96d5f9d7dbc9a
Markdown2f32394b88f86db056fddfce398dcacaabfee3da9cf126a4c37b46ead27e9804
PDF
Publication pagea5969d8a0a57503c5e3c3ad5f6cae23a96a1fe86ea66aa81b154c799bfef7728
Manifestede4d6d2c5baf38639e2e6a00f56c7597d9274d7bb3c5b48a417afd0c70228db

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
SignatureZ++QH746LfzsU/wllnHk/+CsPehkWOcMq6g9mBObkFDJu+sdixavoo/qYX8fvMay4L5wO/7FJwIlst5fc2rIBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:45.621833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086907
observed a5969d8a0a57503c5e3c3ad5f6cae23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.604191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086907/manifest.json
observed ede4d6d2c5baf38639e2e6a00f56c759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.584709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086907/publication.md
observed 2f32394b88f86db056fddfce398dcaca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.567118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086907/publication.txt
observed faf735d183574edb82c9d3232ff4a743...
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.