Pith Number

pith:BDCDDYMA

pith:2014:BDCDDYMA4O53GWJPYWFM22KFUS

not attested not anchored not stored refs pending

On the Spectroscopic Properties of the Retired A Star HD 185351

John Asher Johnson, Jos\'e Dias do Nascimento, Luan Ghezzi

arxiv:1408.3143 v1 · 2014-08-13 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDCDDYMA4O53GWJPYWFM22KFUS}

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	2026-05-18T02:45:13.710661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08c431e180e3bbb3592fc58acd6945a4a262463b221bb8d233c6e4acb8f9f905

Aliases

arxiv: 1408.3143 · arxiv_version: 1408.3143v1 · doi: 10.48550/arxiv.1408.3143 · pith_short_12: BDCDDYMA4O53 · pith_short_16: BDCDDYMA4O53GWJP · pith_short_8: BDCDDYMA

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/BDCDDYMA4O53GWJPYWFM22KFUS \
  | 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: 08c431e180e3bbb3592fc58acd6945a4a262463b221bb8d233c6e4acb8f9f905

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b94fc91c60d16926b3e844d574700a8571d4509a5ef0c382782123d80687937",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-13T21:03:52Z",
    "title_canon_sha256": "0516da895e249f51ffb62bef0d5e3fdf7ac6e8f6f39c17b9a51e66a2a0a7caa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3143",
    "kind": "arxiv",
    "version": 1
  }
}