Pith Number

pith:BKU7TQQK

pith:2016:BKU7TQQKXRZBMPOP3H537FCPDR

not attested not anchored not stored refs pending

Interpretation of the historic Yemeni reports of supernova SN 1006: early discovery in mid-April 1006 ?

Dagmar Neuhaeuser, Daniela Luge (U Jena), Jesse Chapman (U Stanford), Paul Kunitzsch (U Munich), Ralph Neuhaeuser (U Jena), Wafiq Rada (Hila)

arxiv:1607.02915 v1 · 2016-06-28 · physics.hist-ph · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKU7TQQKXRZBMPOP3H537FCPDR}

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	2026-05-18T00:44:52.383399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aa9f9c20abc72163dcfd9fbbf944f1c64fbe0c53badc90d073651ef798e6ee2

Aliases

arxiv: 1607.02915 · arxiv_version: 1607.02915v1 · doi: 10.48550/arxiv.1607.02915 · pith_short_12: BKU7TQQKXRZB · pith_short_16: BKU7TQQKXRZBMPOP · pith_short_8: BKU7TQQK

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/BKU7TQQKXRZBMPOP3H537FCPDR \
  | 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: 0aa9f9c20abc72163dcfd9fbbf944f1c64fbe0c53badc90d073651ef798e6ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c98362a12992a66a3210ca5c48137be3ab71b8979d860cd8a10a1b104b4d67",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2016-06-28T09:04:03Z",
    "title_canon_sha256": "73b9260e55d217b398f245de694b1c23d879a64db22dbc1bb6ca6c916c218b1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02915",
    "kind": "arxiv",
    "version": 1
  }
}