OpenTechnical

OT-2026-000103073

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000103073) never changes.

Identity and time

Publication numberOT-2026-000103073 · never reused
Internal UUID01a0aea4-be3d-7a9a-a2eb-8dabd12034a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103073
StatusPUBLIC

Content hashes

Canonical text99be00732b1e893a9c859c4b23ba7b33ac2916c8c74b7cdb34c63ebcb839474a
Markdown1449ff6d9fbc7d17c1c40bc2412755d90bb4a13dd9fa8848e5b4d451eb70feba
PDF
Publication page084aeca0f0e9b18a2df5574c47694cca3a9c6388eab5ec82589bd42e364ba283
Manifest8f59328880cd0aea10e07166df2c7a5d32cdd0440f48406b735a8944ba6929e8

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
Signaturevpw9CYAIUO5SQIad3T/lTM4bhpU6chJzdObeLQnsPD7tXClVy/gnkwJ1uHJSVw1LmnNwF8mIWZYl1fI4ZimrBg==
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

2026-09-17T09:23:11.961434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103073
observed 084aeca0f0e9b18a2df5574c47694cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.942088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103073/manifest.json
observed 8f59328880cd0aea10e07166df2c7a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.923632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103073/publication.md
observed 1449ff6d9fbc7d17c1c40bc2412755d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.905685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103073/publication.txt
observed 99be00732b1e893a9c859c4b23ba7b33...
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.