OpenTechnical

OT-2026-000103485

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000103485) never changes.

Identity and time

Publication numberOT-2026-000103485 · never reused
Internal UUID01a0aea4-e461-7f85-9b71-28fe0d3af7ab · 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-2026-000103485
StatusPUBLIC

Content hashes

Canonical text3834aea43dc66ebae79fb404382f13349e2a2613aa944d7ff6b3d552446dabd5
Markdown6477a9aa6d7336924a80cac1055bce31c1a81453b207bdf2eafb7f66caeba73b
PDF
Publication page7ea293365aab2decb4d97aa30e98cee377ca35e3f51c58e6cf48cadfcb636968
Manifestd58d835836d71b1aea8345f56b03998b5235e98024b6970ec008d271d5e9d2db

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
SignatureGBjjzShNbX7qIMUjuFT9lvyZddhZ8RJ2uWSr3yfhk/k+kF0by7p9N2+2g35zNEjRJ832Uerg5kWfNa0gtNlmAA==
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

2026-09-17T09:22:14.888713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103485
observed 7ea293365aab2decb4d97aa30e98cee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.870849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103485/manifest.json
observed d58d835836d71b1aea8345f56b03998b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.853665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103485/publication.md
observed 6477a9aa6d7336924a80cac1055bce31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:14.837028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103485/publication.txt
observed 3834aea43dc66ebae79fb404382f1334...
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.