OpenTechnical

OT-2026-000103597

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-2026-000103597) never changes.

Identity and time

Publication numberOT-2026-000103597 · never reused
Internal UUID01a0aea4-e461-7e3d-bbed-edb9aa767949 · 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-2026-000103597
StatusPUBLIC

Content hashes

Canonical textc728c0606dddf46541fe2eec2943a58b8c74fed0b6b9c9f0fb3c071eb649653c
Markdown25f197c5027ec15386e2b26842d363eda65c55054471b2670e55077b334bb5d3
PDF
Publication page2ff130b79d417e863163f4854f594aebcaefa461ec770e5f2218ebb644ff437c
Manifesta7bd0760fcb33ba579146364784f2d5b4db7fe335542fb380c21f3685d6d3a1b

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
SignaturehahjXQQ76d2Hi/VXUtMxN+gBOtg6oOufViU+75M4xFX+u4iQZecp5XHgfM1A/qYKmZ+kX6OQzonTsuEmA1t4BQ==
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

2026-09-17T09:22:23.165799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103597
observed 2ff130b79d417e863163f4854f594aeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.148898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103597/manifest.json
observed a7bd0760fcb33ba579146364784f2d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.133105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103597/publication.md
observed 25f197c5027ec15386e2b26842d363ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:23.115967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103597/publication.txt
observed c728c0606dddf46541fe2eec2943a58b...
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.