Pith Number

pith:B2NMVNXZ

pith:2015:B2NMVNXZNPAQXS7QV4R66NCGHZ

not attested not anchored not stored refs pending

Modeling the HI 21-cm line profile from circumstellar shells around red giants

Do Thi Hoai, Eric G\'erard, Eva Villaver, Lynn D. Matthews, Pham Thi Nhung, Thibaut Le Bertre

arxiv:1503.01256 v1 · 2015-03-04 · 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{B2NMVNXZNPAQXS7QV4R66NCGHZ}

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	2026-05-18T02:25:39.562471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e9acab6f96bc10bcbf0af23ef34463e5cb8495869605e08509737aeb40f3084

Aliases

arxiv: 1503.01256 · arxiv_version: 1503.01256v1 · doi: 10.48550/arxiv.1503.01256 · pith_short_12: B2NMVNXZNPAQ · pith_short_16: B2NMVNXZNPAQXS7Q · pith_short_8: B2NMVNXZ

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/B2NMVNXZNPAQXS7QV4R66NCGHZ \
  | 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: 0e9acab6f96bc10bcbf0af23ef34463e5cb8495869605e08509737aeb40f3084

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c347cba5767b6eacd120c38d37d8018fa02176ecc973e1a1a49709eac902c375",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-04T09:16:07Z",
    "title_canon_sha256": "661b49608777fff4413994d2c67ea37b444a1d4fe2d7797614c8924e3fb49e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01256",
    "kind": "arxiv",
    "version": 1
  }
}