OpenTechnical

OT-2026-000102886

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000102886) never changes.

Identity and time

Publication numberOT-2026-000102886 · never reused
Internal UUID01a0aea4-be3c-736a-b1b9-baa3b41bce41 · 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-2026-000102886
StatusPUBLIC

Content hashes

Canonical text315189983961ced85dc22974c61d7ef4f9b9c1ecf512bc563707fffae3727c68
Markdownc2f28504f46a3116211085dc322c5d85470bd61c6a4b76303dd38c19ec9740d1
PDF
Publication pagec2c73f1c326846b1e5e545922ba63c2d1700797a4d6e509a2d8f4b48d347a480
Manifestc5ded86a189b084037b7c5de227bfde6d4019e197f472610d5d63d616cfc27c3

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
Signaturel7fM9nUUAtlWw9y+C7pGEdOZmo9MkO9uJLd33jukQQNyQWx8lvfZDMBgopzv229tnr+mYtVqcybmM3bm0l0oAg==
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

2026-09-17T09:22:53.741387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102886
observed c2c73f1c326846b1e5e545922ba63c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.725490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102886/manifest.json
observed c5ded86a189b084037b7c5de227bfde6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.708621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102886/publication.md
observed c2f28504f46a3116211085dc322c5d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.690355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102886/publication.txt
observed 315189983961ced85dc22974c61d7ef4...
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.