OpenTechnical

OT-2026-000032495

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000032495) never changes.

Identity and time

Publication numberOT-2026-000032495 · never reused
Internal UUID01a0ae75-106f-7af6-98a7-f1e22d1e24e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032495
StatusPUBLIC

Content hashes

Canonical text3a9bbd28b587e25ffb1948238356ea3720e625101cbb6fb729070edf1913d45e
Markdown862fbdcc3c3b2a02bb0e8f853145fd24172fe6ca51a7377ac09cd153497e246b
PDF
Publication page5c39a100ff53a652d5f343f0be5400e787ed7fee6eee5315d688ca1f6990e0d6
Manifest236d9faf0b17576f61f3dcbb5d746bf78336e11e7ffd0bb82241b85ffdce15eb

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
SignaturefI1Viypadx8a1bVyQB6/Ounj+y7o6+R3i3b2c2S09IDNJ35FHvAA8/7fOiCYo2+4nnTeU8Q4Yg5G5Pn+bJi0Ag==
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

2026-09-17T11:33:56.074857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032495
observed 5c39a100ff53a652d5f343f0be5400e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.058769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032495/manifest.json
observed 236d9faf0b17576f61f3dcbb5d746bf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.042257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032495/publication.md
observed 862fbdcc3c3b2a02bb0e8f853145fd24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.026348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032495/publication.txt
observed 3a9bbd28b587e25ffb1948238356ea37...
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.