OpenTechnical

OT-2026-000024459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000024459) never changes.

Identity and time

Publication numberOT-2026-000024459 · never reused
Internal UUID01a0ae70-e8ca-7922-ba83-bb4cb98d3180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024459
StatusPUBLIC

Content hashes

Canonical text3726dd7601655db34d54d3a5f3d9cbccc3d891e5ed7d3d136a0c35929ca700b1
Markdown9831d658b7a53f767eacf384862710d88fa197ea690ec8df58428057e35fb849
PDF
Publication pageb73e1c3941195bf4c29b61b3e0c4fd9cff468a30b86bef1234ebf8adc9d40657
Manifest89d69d4315443b5f90be74e15ae3a74174c850534c683a81b30ec0f9363f7fda

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
Signatureym79k5hIKVRKL+1SWkJhibtwWKGyO4Eg4W8v87Cm4AL7bZT4I+nIB9uXYw4c2704znp+V3Cc9D9Cq9Ea6sjGCQ==
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

2026-09-17T11:50:27.739350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459
observed b73e1c3941195bf4c29b61b3e0c4fd9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.720270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/manifest.json
observed 89d69d4315443b5f90be74e15ae3a741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.701480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/publication.md
observed 9831d658b7a53f767eacf384862710d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.679611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/publication.txt
observed 3726dd7601655db34d54d3a5f3d9cbcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.558098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459
observed b73e1c3941195bf4c29b61b3e0c4fd9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.532024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/manifest.json
observed 89d69d4315443b5f90be74e15ae3a741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.514358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/publication.md
observed 9831d658b7a53f767eacf384862710d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.495333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024459/publication.txt
observed 3726dd7601655db34d54d3a5f3d9cbcc...
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.