OpenTechnical

OT-2026-000103600

Publication integrity record

Four cup vacuum gripper, four 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-2026-000103600) never changes.

Identity and time

Publication numberOT-2026-000103600 · never reused
Internal UUID01a0aea4-e461-7c46-9917-deae8d0599aa · 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-2026-000103600
StatusPUBLIC

Content hashes

Canonical text949dcc6f5404ec27727d019218c1f428c2d5d8226c20088233183370186dc884
Markdownb14363cde85ae49e9b25e33fd3421ad9c219065e33e5199a4b3b2dfa0b3d30e1
PDF
Publication page3319f2f271ca4a0196312d70c4eaea6a56aecd51293ada691e4bd994222c1105
Manifest9d3db233b7b951469dc4747f1de09e84a42a5b7dfa651c49415a8dd1c4393436

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
Signaturei6zCBPSIGAu4nLMm/G1FY5zbVFpmtwAwGQyDIju9RYGDI189inOzdm6OA4pBGt9F7tpy0Ap7n4MXAy9Brth9BQ==
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

2026-09-17T09:22:23.372572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103600
observed 3319f2f271ca4a0196312d70c4eaea6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.354820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103600/manifest.json
observed 9d3db233b7b951469dc4747f1de09e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.338700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103600/publication.md
observed b14363cde85ae49e9b25e33fd3421ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.322737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103600/publication.txt
observed 949dcc6f5404ec27727d019218c1f428...
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.