OpenTechnical

OT-2026-000010301

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000010301) never changes.

Identity and time

Publication numberOT-2026-000010301 · never reused
Internal UUID01a0ae6b-cb7b-79be-b61d-c845a7c656d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010301
StatusPUBLIC

Content hashes

Canonical textc090df8e9a6d4804aeb36071479fc2eedccb58b11b356d83ed45d0702e15a72b
Markdownd712d42470a9bd1ed7611ab56ed2501475a0d7c3be6f1ea917201457d6c4b381
PDF
Publication pageabb05b826ef55e00e6e4993439ffae019fec6cf47c494144eb8b68dfe2317a60
Manifest620e3dd74b583742302f8e3acabaea67f47fc34801b06c0c098544500652c51d

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
SignatureL67c21dc6OSBYzTABOOCRGk4mLtrZyJizfCnKPk6E5fOJ0wNwefV6nzpJwi2wOo3GWIaHpRvh0NJErJvjC4TBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:32.002147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010301
observed abb05b826ef55e00e6e4993439ffae01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.984542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010301/manifest.json
observed 620e3dd74b583742302f8e3acabaea67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.965146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010301/publication.md
observed d712d42470a9bd1ed7611ab56ed25014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.946428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010301/publication.txt
observed c090df8e9a6d4804aeb36071479fc2ee...
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.