OpenTechnical

OT-2026-000039347

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000039347) never changes.

Identity and time

Publication numberOT-2026-000039347 · never reused
Internal UUID01a0ae78-9674-7992-907e-baf5486c4b4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039347
StatusPUBLIC

Content hashes

Canonical text31838acfae261d87d596ef1861566917c54907116a660adddc9cdc525b0e9b81
Markdown6d9352518a7e4c4bc08db523adcb7495d1dea030a8101f3de63945827a0a9445
PDF
Publication page7968b1d7eeb73c62809b736609c19d02af2f84ab28d4a519e7c951ec3a6b22d4
Manifestf2137ec0b6a0ef368396b5ac7b767af49530c93bc9bf10ed52ddb04787c4302f

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
Signature7C0kr3JvG4GyMn30KLL60GtpapaBqptv1+YnKjdXMvPwSRIE/5hkcVFYNmllzIV4gEBlRTJn0p341MuBubJ5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:20:56.715184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039347
observed 7968b1d7eeb73c62809b736609c19d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.696877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039347/manifest.json
observed f2137ec0b6a0ef368396b5ac7b767af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.680277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039347/publication.md
observed 6d9352518a7e4c4bc08db523adcb7495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.662371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039347/publication.txt
observed 31838acfae261d87d596ef1861566917...
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.