OpenTechnical

OT-2026-000033588

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000033588) never changes.

Identity and time

Publication numberOT-2026-000033588 · never reused
Internal UUID01a0ae75-a38f-7c0b-9de4-8ceb3446a5c5 · 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-2026-000033588
StatusPUBLIC

Content hashes

Canonical textd411c2e1bc1d0b82c1a6f9d1b517ff4be1aa3ace9fcb573fefd9f134a4e7a229
Markdownb4cf47ba22f8d8e7fe0c1092049ed8846746391ee203c15928b1a59693816ae7
PDF
Publication pageaeeb8d08bac5222de7ba26f37493ba1b3ae059c65f70f0d4ee2cbdd52c4f1e66
Manifest565fd98f0ae2a19e93506ccf4f25241289851339913de2dbc494cf6092ea91bf

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
Signature3x/sIMmktghVaWz+ejuB9UJbiiN2YxpIxSFV6LHICctwSO0Tixludn2/MxSBl9Cr7jHZaWffNbqE4b87m3vMBg==
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

2026-09-17T11:31:27.851739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033588
observed aeeb8d08bac5222de7ba26f37493ba1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.835362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033588/manifest.json
observed 565fd98f0ae2a19e93506ccf4f252412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.817345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033588/publication.md
observed b4cf47ba22f8d8e7fe0c1092049ed884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.800267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033588/publication.txt
observed d411c2e1bc1d0b82c1a6f9d1b517ff4b...
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.