OpenTechnical

OT-2026-000012360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000012360) never changes.

Identity and time

Publication numberOT-2026-000012360 · never reused
Internal UUID01a0ae6d-39f6-76ee-b84b-72635088835d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012360
StatusPUBLIC

Content hashes

Canonical textfd5f0a2d2c4814ad89ed12508db3b9ad48f2fc2bf896064340e9cbbf0512c407
Markdown6672fffc800061b1254e1550a8f33a42470b056df31ff5349088b370b82b8075
PDF
Publication page35ab75484fff4b78788b7657d0d42cdb24ecd6370efbe915ce7eb23435050f2d
Manifestdd2bc921cde4dbd28059e5fcbc56beeda2d64edaed0cf3ca35c761fc8d84dba8

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
SignatureZP0X/bGi/V18LO6q5CKKonltmi7I53F9uvMuOhfPOHmd+cfeGwwHNHerU01kgFtV4Fygc23nI2KLZCwYRw3KCA==
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

2026-09-17T12:11:50.724422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012360
observed 35ab75484fff4b78788b7657d0d42cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.705917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012360/manifest.json
observed dd2bc921cde4dbd28059e5fcbc56beed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.688064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012360/publication.md
observed 6672fffc800061b1254e1550a8f33a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:50.670417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012360/publication.txt
observed fd5f0a2d2c4814ad89ed12508db3b9ad...
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.