Pith Number

pith:XUMP537C

pith:2014:XUMP537CNN76ZQY6XU42GR3SXF

not attested not anchored not stored refs pending

Chemical abundances of the high-latitude Herbig Ae Star PDS2

C. R. Cowley, N. Przybilla, S. Hubrig

arxiv:1403.0918 v2 · 2014-03-04 · 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{XUMP537CNN76ZQY6XU42GR3SXF}

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	2026-05-18T01:44:20.051031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd18feefe26b7fecc31ebd39a34772b9678e8e53158afb86e1050836443f4bbf

Aliases

arxiv: 1403.0918 · arxiv_version: 1403.0918v2 · doi: 10.48550/arxiv.1403.0918 · pith_short_12: XUMP537CNN76 · pith_short_16: XUMP537CNN76ZQY6 · pith_short_8: XUMP537C

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/XUMP537CNN76ZQY6XU42GR3SXF \
  | 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: bd18feefe26b7fecc31ebd39a34772b9678e8e53158afb86e1050836443f4bbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49a8da2564d402cadf0bcfdc7505160c9eb639cb036a90a12981783d88ccc563",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-04T19:51:38Z",
    "title_canon_sha256": "981a6b5ac70d5dca2cd89eb90da958fef29f5af898ce0b35670148f7da0dccbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0918",
    "kind": "arxiv",
    "version": 2
  }
}