OpenTechnical

OT-2026-000103390

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000103390) never changes.

Identity and time

Publication numberOT-2026-000103390 · never reused
Internal UUID01a0aea4-e460-7fc3-bed7-9788dd5c1c1a · 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-2026-000103390
StatusPUBLIC

Content hashes

Canonical text8e93c5d6436f67d513a2a6507d3e77b73e199b745715e4458cef14fb812671e6
Markdown5ce331b04bbb72989f5d5555a0f3c11599833bc84dbd8ae71f8339f4fffc6cae
PDF
Publication page54b139a3d225cdf9c96fcb43cf547efccdae8b93eb373e849de7cb57e8cbbbed
Manifest889435cf80e531d6cbb6f03ea499ed5fc71a83c16f52b956684232b765af2f12

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
SignatureXEKKQck3cjixhT/11GlXOoFTySIHwDtQCJv0HDwWy3gvnspY0Xq0AfZtkwFUcs/jTpYASRuRMLmAozqLiM0KCw==
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

2026-09-17T09:22:07.917237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103390
observed 54b139a3d225cdf9c96fcb43cf547efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:07.898953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103390/manifest.json
observed 889435cf80e531d6cbb6f03ea499ed5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:07.880396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103390/publication.md
observed 5ce331b04bbb72989f5d5555a0f3c115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:07.861666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103390/publication.txt
observed 8e93c5d6436f67d513a2a6507d3e77b7...
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.