OpenTechnical

OT-2026-000064111

Publication integrity record

Foam pad vacuum gripper, two zone face, pump 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-2026-000064111) never changes.

Identity and time

Publication numberOT-2026-000064111 · never reused
Internal UUID01a0ae8d-a45f-7ddf-9bbb-898daf988b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064111
StatusPUBLIC

Content hashes

Canonical textd44b83ba9384534e7875b1655d17ab1764c270e590312448156abefb8a4aaf21
Markdown231a9cd6fec89ca74743c91561fa2e4677967006729e8ee7a7c94b459df89d9e
PDF
Publication pagef3a379d19a7c6fffc764fa811fe8413e6a80386d4414a51102254db823878d76
Manifest31bc3c62e8a873e7041cf6470fd5c4a81ceb411a06c1e83ba05e6349d21db751

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
SignaturePozCtXNnhoUswcxAuYxHL/us79epZ8+mApooyPMBJjkZRDxDuWCyqazo+Xs01GL6zW4HO10wES8sWa2dTBK0Cg==
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

2026-09-17T10:36:06.286139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064111
observed f3a379d19a7c6fffc764fa811fe8413e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.265125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064111/manifest.json
observed 31bc3c62e8a873e7041cf6470fd5c4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.241852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064111/publication.md
observed 231a9cd6fec89ca74743c91561fa2e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.223259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064111/publication.txt
observed d44b83ba9384534e7875b1655d17ab17...
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.