OpenTechnical

OT-2026-000056712

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000056712) never changes.

Identity and time

Publication numberOT-2026-000056712 · never reused
Internal UUID01a0ae87-7af6-71fe-bfaf-63ceeee2dd93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056712
StatusPUBLIC

Content hashes

Canonical text1d4c9b1086285d37addde2d24f2f9f057abe0f540ad5e1bc8da963db264664a1
Markdownf8ce48a6b8693fbd029beec2823ca101009dc70042e77bbe9d37d7479c1a27ae
PDF
Publication page26906a18a58f0bea43fcf2d7ffef294b3530ab8285a6bfd862b483b78a86a300
Manifest591fe8a67aba28899343961c97208d77f0bdd225d1c855132ba489b8851b95d7

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
Signature/GIrXHBJfayJXZ+m+bbktMBJTx/VNtmh6btgCy7z1avLQO2nH7xO2qfhclxy/HkSU+WAav0IMSsCM4c5YhWjBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:07.295170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056712
observed 26906a18a58f0bea43fcf2d7ffef294b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.276912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056712/manifest.json
observed 591fe8a67aba28899343961c97208d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.259438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056712/publication.md
observed f8ce48a6b8693fbd029beec2823ca101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.243982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056712/publication.txt
observed 1d4c9b1086285d37addde2d24f2f9f05...
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.