Pith Number

pith:NOJDFAJK

pith:2014:NOJDFAJKPFIHM2SQTBV2CWSEBG

not attested not anchored not stored refs pending

An interferometric study of the post-AGB binary 89 Herculis. II Radiative transfer models of the circumbinary disk

C. Gielen, G. D. Mulders, H. Van Winckel, J. Menu, M. Hillen, M. Min, S. Regibo, T. Verhoelst, T. Wevers

arxiv:1405.1960 v2 · 2014-05-08 · 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{NOJDFAJKPFIHM2SQTBV2CWSEBG}

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	2026-05-18T02:43:35.724610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b9232812a7950766a50986ba15a44099de34c0d5b66eb5afca115aef834bc68

Aliases

arxiv: 1405.1960 · arxiv_version: 1405.1960v2 · doi: 10.48550/arxiv.1405.1960 · pith_short_12: NOJDFAJKPFIH · pith_short_16: NOJDFAJKPFIHM2SQ · pith_short_8: NOJDFAJK

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/NOJDFAJKPFIHM2SQTBV2CWSEBG \
  | 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: 6b9232812a7950766a50986ba15a44099de34c0d5b66eb5afca115aef834bc68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "068ef4336c2476f2c3f7d729acba765c4c0540828bf6e22089c9a1d9268f4acb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-08T15:17:34Z",
    "title_canon_sha256": "c8820e1453ab5e27378def228b6ee6a0d8196bb5d3a873b1c424db0677ae2226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1960",
    "kind": "arxiv",
    "version": 2
  }
}