Pith Number

pith:UUSP75DJ

pith:2017:UUSP75DJTYHC5R6EBKWT2URRX3

not attested not anchored not stored refs pending

Hertzsprung-Russell diagram and mass distribution of barium stars

A. Escorza, A. Jorissen, D. Karinkuzhi, D. Pourbaix, H. M. J. Boffin, H. Van Winckel, L. Siess, S. Shetye, S. Van Eck

arxiv:1710.02029 v2 · 2017-10-05 · 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{UUSP75DJTYHC5R6EBKWT2URRX3}

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	2026-05-17T23:46:30.973575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a524fff4699e0e2ec7c40aad3d5231bef1e0d8c229793c343e7d39754cb2de3e

Aliases

arxiv: 1710.02029 · arxiv_version: 1710.02029v2 · doi: 10.48550/arxiv.1710.02029 · pith_short_12: UUSP75DJTYHC · pith_short_16: UUSP75DJTYHC5R6E · pith_short_8: UUSP75DJ

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/UUSP75DJTYHC5R6EBKWT2URRX3 \
  | 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: a524fff4699e0e2ec7c40aad3d5231bef1e0d8c229793c343e7d39754cb2de3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8feb2dd45b79967b413e24b7cf674eba025cb68c78359071c54af1eb7845cb85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-05T14:01:41Z",
    "title_canon_sha256": "ffea42ef8405dec2156adc80587a6856f9e627cf3d668f5e2bf236b0c6212ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02029",
    "kind": "arxiv",
    "version": 2
  }
}