Pith Number

pith:MGAXFIZY

pith:2016:MGAXFIZYDBPC4W4CXAJRL2JKGO

not attested not anchored not stored refs pending

An Arabic report about supernova SN 1006 by Ibn Sina (Avicenna)

Carl Ehrig-Eggert (Institut fuer Geschichte der Arabisch-Islamischen Wissenschaften, Frankfurt, Germany), Paul Kunitzsch (LMU Muenchen, Ralph Neuhaeuser (AIU, U Jena

arxiv:1604.03798 v2 · 2016-04-13 · astro-ph.SR · physics.hist-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{MGAXFIZYDBPC4W4CXAJRL2JKGO}

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	2026-05-18T00:44:52.557765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

618172a338185e2e5b82b81315e92a33944ed763bde9df2c638a06a0be692864

Aliases

arxiv: 1604.03798 · arxiv_version: 1604.03798v2 · doi: 10.48550/arxiv.1604.03798 · pith_short_12: MGAXFIZYDBPC · pith_short_16: MGAXFIZYDBPC4W4C · pith_short_8: MGAXFIZY

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/MGAXFIZYDBPC4W4CXAJRL2JKGO \
  | 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: 618172a338185e2e5b82b81315e92a33944ed763bde9df2c638a06a0be692864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b31fd4efd2d5abe042472b251f0535c7ae9d2db1c275c9f0c25c1d07a4f3e00",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-04-13T14:28:20Z",
    "title_canon_sha256": "b4eda53019c835136f9ee45301bad4f1cd1a4532a360c613176aa8ab4762ef56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03798",
    "kind": "arxiv",
    "version": 2
  }
}