Pith Number

pith:NR447V6T

pith:2013:NR447V6TC74FLCK5NXSYOXG6HK

not attested not anchored not stored refs pending

Protoplanetary disk evolution and stellar parameters of T Tauri binaries in Chamaeleon I

Hans Zinnecker, Monika G. Petr-Gotzens, Paula S. Teixeira, Sebastian Daemgen, Serge Correia, Wilhelm Kley, Wolfgang Brandner

arxiv:1304.1150 v1 · 2013-04-03 · 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{NR447V6TC74FLCK5NXSYOXG6HK}

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	2026-05-18T01:50:43.396393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c79cfd7d317f855895d6de5875cde3aafd9d62c08c3869c0020ebee37db5d83

Aliases

arxiv: 1304.1150 · arxiv_version: 1304.1150v1 · doi: 10.48550/arxiv.1304.1150 · pith_short_12: NR447V6TC74F · pith_short_16: NR447V6TC74FLCK5 · pith_short_8: NR447V6T

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/NR447V6TC74FLCK5NXSYOXG6HK \
  | 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: 6c79cfd7d317f855895d6de5875cde3aafd9d62c08c3869c0020ebee37db5d83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85f0d918d409f85b80b4fe032d6ac60a6402c62c27fa6133b23b46e279da27ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-03T20:00:00Z",
    "title_canon_sha256": "92c091d3582dbc2d91da914ced8098e819a19f13088674eef5bac851e5b1c18f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1150",
    "kind": "arxiv",
    "version": 1
  }
}