OpenTechnical

OT-2026-000026823

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000026823) never changes.

Identity and time

Publication numberOT-2026-000026823 · never reused
Internal UUID01a0ae72-3452-7c25-9c3c-c2a0606f4724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026823
StatusPUBLIC

Content hashes

Canonical text6dc417cf0cf6914a25de51ca45a5accccf85e63ca5eb9442fc9404432725516e
Markdown5fe7eb6a515bf39f30bed607e8a181ccf06206ca3431b4439fc22c19a2f91e3e
PDF
Publication page292d3843d85904268507ef1389f0ec659577502f74ba6059f4c787d11a2ccd39
Manifestd4e27ea20408307bd2cdddb24c671134941620d5b76ede94c764346739b61ea2

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
SignaturepM++xgemYZnMb+4mofQEoXArYcLd5hDME/edQZ1qF92x52Mq/WKILVphS8rbxutGbMm0Tqxn4qYky4H7ZKNrCA==
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

2026-09-17T11:43:24.346785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026823
observed 292d3843d85904268507ef1389f0ec65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.329032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026823/manifest.json
observed d4e27ea20408307bd2cdddb24c671134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.310475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026823/publication.md
observed 5fe7eb6a515bf39f30bed607e8a181cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.292791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026823/publication.txt
observed 6dc417cf0cf6914a25de51ca45a5accc...
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.