Pith Number

pith:IY6UYHU2

pith:2015:IY6UYHU2YU6HRWNYXPGZQ5V5I2

not attested not anchored not stored refs pending

Grid-based estimates of stellar ages in binary systems. SCEPtER: Stellar CharactEristics Pisa Estimation gRid

G. Valle, M. Dell'Omodarme, P.G. Prada Moroni, S. Degl'Innocenti

arxiv:1505.06413 v1 · 2015-05-24 · 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{IY6UYHU2YU6HRWNYXPGZQ5V5I2}

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	2026-05-18T01:37:34.528754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

463d4c1e9ac53c78d9b8bbcd9876bd4690bd4dcb5f1439fad1e43fe96282d108

Aliases

arxiv: 1505.06413 · arxiv_version: 1505.06413v1 · doi: 10.48550/arxiv.1505.06413 · pith_short_12: IY6UYHU2YU6H · pith_short_16: IY6UYHU2YU6HRWNY · pith_short_8: IY6UYHU2

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/IY6UYHU2YU6HRWNYXPGZQ5V5I2 \
  | 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: 463d4c1e9ac53c78d9b8bbcd9876bd4690bd4dcb5f1439fad1e43fe96282d108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8970357706e1bf36c5437b7dd43a92f19bc73d03566193f76910867885a4340b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-24T07:12:01Z",
    "title_canon_sha256": "e267e8a7e02cbfdc4099a2c75c08b7f4f6694599dc2c7ff8a49ed7097a2351e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06413",
    "kind": "arxiv",
    "version": 1
  }
}