OpenTechnical

OT-2026-000064767

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000064767) never changes.

Identity and time

Publication numberOT-2026-000064767 · never reused
Internal UUID01a0ae8d-deba-7623-ac54-c76c73265ab5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064767
StatusPUBLIC

Content hashes

Canonical text2b059acd876879c79bf8593d1b2d585caff84a895b803ac5d1aa06a0c719e06c
Markdown967f76d0d396d8f2d9e28fc6fe62ef5b25f884fe79843caba6046b31383c7328
PDF
Publication pagec3891bc5a45939f42dbd42f5818dacbb0a2b275f5e11e8e7dd688e1be4a28aa7
Manifestba5928f1e00b2e584d6e33b00ede9bf63c908afa08396f807a25342df7870f8b

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
SignaturerVMTD33IYOgYHfqYNskUuIw6+J9dgb+jMMMufsgJrcCHk/YfWBAx+TFPCeoE+RqL/OeBjKmcofpYznyS+Mj/BA==
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

2026-09-17T10:35:39.238592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064767
observed c3891bc5a45939f42dbd42f5818dacbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.221990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064767/manifest.json
observed ba5928f1e00b2e584d6e33b00ede9bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.206186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064767/publication.md
observed 967f76d0d396d8f2d9e28fc6fe62ef5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.187893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064767/publication.txt
observed 2b059acd876879c79bf8593d1b2d585c...
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.