Pith Number

pith:6L5HPWW6

pith:2022:6L5HPWW6MCM2GQSAKIW36BEXD3

not attested not anchored not stored refs pending

Negative ion density in the ion source SPIDER in Cs free conditions

C. Poggi, E. Sartori, G. Casati, G. Serianni, M. Barbisan, M. Spolaore, R. Agnello, R. Pasqualotto

arxiv:2211.04791 v2 · 2022-11-09 · physics.plasm-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6L5HPWW6MCM2GQSAKIW36BEXD3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T06:45:48.343321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fa77dade6099a34240522dbf04971ec6545b02a0bbc70cb371dc54d3cdcb05

Aliases

arxiv: 2211.04791 · arxiv_version: 2211.04791v2 · doi: 10.48550/arxiv.2211.04791 · pith_short_12: 6L5HPWW6MCM2 · pith_short_16: 6L5HPWW6MCM2GQSA · pith_short_8: 6L5HPWW6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6L5HPWW6MCM2GQSAKIW36BEXD3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f2fa77dade6099a34240522dbf04971ec6545b02a0bbc70cb371dc54d3cdcb05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6546e9db75b1e39083263d7bb3f369d2e765c137a9194dba3e3d9af2abd4b360",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2022-11-09T10:35:21Z",
    "title_canon_sha256": "cf1729de7d30bd6905cadba897d48b388be99e923a9f9ad43a7525a33d9e8a3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04791",
    "kind": "arxiv",
    "version": 2
  }
}