Pith Number

pith:IPDFFZ6C

pith:2018:IPDFFZ6CMD2U4Y4QXKZQTY7QCA

not attested not anchored not stored refs pending

Hall Effect in the coma of 67P/Churyumov-Gerasimenko

G. Toth, K. Altwegg, K. C. Hansen, M. R. Combi, M. Rubin, N. Fougere, T. I. Gombosi, V. Tenishev, X. Jia, Y. Shou, Z. Huang

arxiv:1801.03991 v1 · 2018-01-11 · astro-ph.EP · physics.space-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{IPDFFZ6CMD2U4Y4QXKZQTY7QCA}

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	2026-05-18T00:26:12.217994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43c652e7c260f54e6390bab309e3f01024cfd23bf28997abadac9c9bb7e72624

Aliases

arxiv: 1801.03991 · arxiv_version: 1801.03991v1 · doi: 10.48550/arxiv.1801.03991 · pith_short_12: IPDFFZ6CMD2U · pith_short_16: IPDFFZ6CMD2U4Y4Q · pith_short_8: IPDFFZ6C

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/IPDFFZ6CMD2U4Y4QXKZQTY7QCA \
  | 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: 43c652e7c260f54e6390bab309e3f01024cfd23bf28997abadac9c9bb7e72624

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fb63bec743e65b69a60f84103e94dd6acd8e563dce798f332ea8bad3138b4f3",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-11T21:10:05Z",
    "title_canon_sha256": "cad0fea881686d5a39d90f7f439ab71112637e6ad1d14151ce82c2b2fa50037d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03991",
    "kind": "arxiv",
    "version": 1
  }
}