OpenTechnical

OT-2026-000094453

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000094453) never changes.

Identity and time

Publication numberOT-2026-000094453 · never reused
Internal UUID01a0ae9e-f4e8-71da-a1fa-3fd04a948c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094453
StatusPUBLIC

Content hashes

Canonical text6a667a3f79d3aa0a02612e834c4740362dc6fa0061f33ebc721f136fe25d180e
Markdown29a27991b53d0ae77410906e1f249de60cdb917096a734ede9bae82f3d2bf60e
PDF
Publication page247222e96d7e6717f5492effc840149efa8210bbd168aa77e563dbb3fcc1d21f
Manifestd1d8ee826ecc92613f717af8417a6e735017096a99014ff2c6e2bf4ad95b7c0c

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
SignaturePYjgv7WeKFXMp21GDXQhEfj5cE0BfEdWB1w3tSfLxEgew2UrzJr86ImxTnltx0d6L3A7bV6GRJ2k7Y7C+dYiBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:52.284969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094453
observed 247222e96d7e6717f5492effc840149e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.266870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094453/manifest.json
observed d1d8ee826ecc92613f717af8417a6e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.248868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094453/publication.md
observed 29a27991b53d0ae77410906e1f249de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.230964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094453/publication.txt
observed 6a667a3f79d3aa0a02612e834c474036...
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.