OpenTechnical

OT-2026-000053772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053772) never changes.

Identity and time

Publication numberOT-2026-000053772 · never reused
Internal UUID01a0ae85-735d-7466-9868-1677bcc1ee06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053772
StatusPUBLIC

Content hashes

Canonical textf420fe7e5c43dc4049b45b79e35dd8bc8e0cc8ae7682d31705f7bb9cf7bd5420
Markdown1fbb72cbd126a2bab92b101aec218d59127b2ae5c0b3d6f19035d8271df518b2
PDF
Publication page26061cabed4ee9126ceee0b8e679e3cde94d8864da0de4591a7f16f84f80b528
Manifest36a9849dd0aa0945d3c8343a0b502d7e62ec897d3d9344593d8843e71ba31769

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
SignaturetYsoo7HVmxCoubw17XrT3sPCBfcj1iRRpJQSWh16nPvI5MBr4j8p+VXmIAAeMUfdg3E8jWrZ7Dwk98wv7nKrBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:25.765371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053772
observed 26061cabed4ee9126ceee0b8e679e3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.744666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053772/manifest.json
observed 36a9849dd0aa0945d3c8343a0b502d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.727941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053772/publication.md
observed 1fbb72cbd126a2bab92b101aec218d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:25.595657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053772/publication.txt
observed f420fe7e5c43dc4049b45b79e35dd8bc...
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.