OpenTechnical

OT-2026-000033483

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000033483) never changes.

Identity and time

Publication numberOT-2026-000033483 · never reused
Internal UUID01a0ae75-a38e-7f2c-80af-b274fe5eff30 · 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-2026-000033483
StatusPUBLIC

Content hashes

Canonical text4db800ba5e98853647140e7496403dc400ac147f73991a508d51a52f878d0802
Markdown315c061d6a39303295af6145537d25f86fdb13cd2e0b3a048714a8b5099b1a2b
PDF
Publication pageaaf242ad89a109defe5698e1f4a82cfb1205422ec3c12782c774200f5bddee36
Manifest41a4c3a4775b7fd7588995dcc556e97c349bc50f8b0c8d5b31ea8266b8b7907d

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
SignatureLPCNn4aTInYrOk9WE4zArqDPq4UE5O6F5K+OwY12z9lvxXcyTNlkJNQKms2/VTudil8IUGQYW8W+M/75eMUfDw==
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

2026-09-17T11:31:19.666677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033483
observed aaf242ad89a109defe5698e1f4a82cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.647892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033483/manifest.json
observed 41a4c3a4775b7fd7588995dcc556e97c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.628381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033483/publication.md
observed 315c061d6a39303295af6145537d25f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.609680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033483/publication.txt
observed 4db800ba5e98853647140e7496403dc4...
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.