OpenTechnical

OT-2026-000103409

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000103409) never changes.

Identity and time

Publication numberOT-2026-000103409 · never reused
Internal UUID01a0aea4-e460-7750-8dd3-ab263a91d484 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103409
StatusPUBLIC

Content hashes

Canonical text1b33ce75842e36ccca86a4b907dd9084c3ede24804d34d9eee034925a461c8b9
Markdowne90e3fa407d853a49cf83c4604159b30d184c5a82548b06d9602ac553c026486
PDF
Publication page65cd311b94f5ba966e050f85c61423090c12371168a61d8879ef776b05e0c67b
Manifest04fb4d51dc4f0d4fd6005ef6ed5cb7f3fc1b0fa19aae8e15a799155f7b1889f9

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
SignatureFXCAf3LvJDJxi2leiDfkg8mzH8s4cnup7CXaGIt8AxxI1pFeBgcjAPiArRYoyIi3FbhE0XBiChMbzmaS5sHgCg==
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

2026-09-17T09:22:09.327172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103409
observed 65cd311b94f5ba966e050f85c6142309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.309881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103409/manifest.json
observed 04fb4d51dc4f0d4fd6005ef6ed5cb7f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.293135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103409/publication.md
observed e90e3fa407d853a49cf83c4604159b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.274523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103409/publication.txt
observed 1b33ce75842e36ccca86a4b907dd9084...
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.