OpenTechnical

OT-2026-000101784

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000101784) never changes.

Identity and time

Publication numberOT-2026-000101784 · never reused
Internal UUID01a0aea4-0e17-7485-a9ff-205791912612 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101784
StatusPUBLIC

Content hashes

Canonical text2838060382fd6710151bb6b031c24df140c6017981d459a6db33a936494fd20f
Markdowne38bb377f8c2e506c7132e9028fb639784176eee10db09326e88c342b653560e
PDF
Publication page51a66389c8d5305ea418b22826820f1294039fb31d030d9ae88565686f7eab12
Manifest21cdb39cb6daf8c75ba74a182f05e99badcac9fc30f12d70f7e64e34cbf39c66

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
Signature1blnQ1q9eFOk3/DmLgpnhDf65lH1xofgri+RUvytPJyDKfilFx8w5LqNNM3S15HQWyU0JWlVgVGSN3QxQ5SPBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:16.833621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101784
observed 51a66389c8d5305ea418b22826820f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.815762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101784/manifest.json
observed 21cdb39cb6daf8c75ba74a182f05e99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.797557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101784/publication.md
observed e38bb377f8c2e506c7132e9028fb6397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.778745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101784/publication.txt
observed 2838060382fd6710151bb6b031c24df1...
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.