OpenTechnical

OT-2026-000103003

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000103003) never changes.

Identity and time

Publication numberOT-2026-000103003 · never reused
Internal UUID01a0aea4-be3d-7157-9668-7d2dc7cd0378 · 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-2026-000103003
StatusPUBLIC

Content hashes

Canonical text51b8a0d7cc67b23b63be8b11920a5d6ac0675f9c12cbadff44347ce559113f6b
Markdown1fdcdf917f60eba281deb0331684d7d4d2c9a199facc687a4d37a875a305b8b1
PDF
Publication page2bdff6ede2e97bec34d77f1e3e5cf284f2cf7b74926cad1fc8ef3f1b5d4cd4fd
Manifestd4ba963210e17e0a2f5d204986bec39abf910ec0eb33da5f15a82ea2e7238341

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
SignatureQzOFf8hjBMCiT7Q3XnZgSAD1ziANiMSNw58cdo63/6neheZNElsfRlTcC8fF69prpmhAQkEn5ioP/7LbKp9DDQ==
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

2026-09-17T09:23:07.145105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103003
observed 2bdff6ede2e97bec34d77f1e3e5cf284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.127378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103003/manifest.json
observed d4ba963210e17e0a2f5d204986bec39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.108866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103003/publication.md
observed 1fdcdf917f60eba281deb0331684d7d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.090368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103003/publication.txt
observed 51b8a0d7cc67b23b63be8b11920a5d6a...
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.