OpenTechnical

OT-2026-000033621

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000033621) never changes.

Identity and time

Publication numberOT-2026-000033621 · never reused
Internal UUID01a0ae75-a38f-73a1-982a-2870e5477ea2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033621
StatusPUBLIC

Content hashes

Canonical textd30f11a9ea82dc63e2483b49cd9569bc7a9d9694ddb79191a5c1cd52e3daeb9a
Markdown20384cdaf86bac6dfd02bbebaab0ccb477e5a14dc04f3bbf5a0c5ec6d323f011
PDF
Publication pageee7674567540651601ec7fb9dcf67e251c343ea41fa6a44874d31eeaf399ed18
Manifest8eb2757b9fd85bc5a48ff9b3f741f1420c38cc623fece78502574e1efa604dfd

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
Signaturer6H8yZB8DVq4t7yiE0JRuIzMOP1pm4ap5vqRNmbbdhiSrnTCCYULCMIudGR5vc2JU6cTlzvLy4mQ0ogIZ9fXDA==
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

2026-09-17T11:31:35.889712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033621
observed ee7674567540651601ec7fb9dcf67e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:35.872516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033621/manifest.json
observed 8eb2757b9fd85bc5a48ff9b3f741f142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:35.854323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033621/publication.md
observed 20384cdaf86bac6dfd02bbebaab0ccb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:35.837426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033621/publication.txt
observed d30f11a9ea82dc63e2483b49cd9569bc...
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.