Pith Number

pith:MLA3BWF2

pith:2016:MLA3BWF25EPTIRL3IQTJWFQI2K

not attested not anchored not stored refs pending

The earliest drawings of datable auroras and a two-tail comet from the Syriac Chronicle of Z\=uqn\=in

Akito Davis Kawamura, Harufumi Tamazawa, Hiroaki Isobe, Hisashi Hayakawa, Kiyomi Iwahashi, Ryuho Kataoka, Shunsuke Kosaka, Yasunori Fujiwara, Yasuyuki Mitsuma, Yusuke Ebihara

arxiv:1610.08690 v1 · 2016-10-27 · physics.hist-ph · astro-ph.SR · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MLA3BWF25EPTIRL3IQTJWFQI2K}

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

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	2026-05-18T00:51:42.858187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62c1b0d8bae91f34457b44269b1608d2bac412a5bde4377d474e9d73e171b070

Aliases

arxiv: 1610.08690 · arxiv_version: 1610.08690v1 · doi: 10.48550/arxiv.1610.08690 · pith_short_12: MLA3BWF25EPT · pith_short_16: MLA3BWF25EPTIRL3 · pith_short_8: MLA3BWF2

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/MLA3BWF25EPTIRL3IQTJWFQI2K \
  | 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: 62c1b0d8bae91f34457b44269b1608d2bac412a5bde4377d474e9d73e171b070

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1fdfa18f46c1cc892f8ba90dda9582e9943a4e43c44372d5ff779b7584f96cf",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2016-10-27T10:27:29Z",
    "title_canon_sha256": "8630d0a5802d9d2d727448b7a8bb0a8b393f257fd47285104b09f22ff3752e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.08690",
    "kind": "arxiv",
    "version": 1
  }
}