Pith Number

pith:U76PLPM4

pith:2010:U76PLPM4RT4RKITH2Q3FHOG2UV

not attested not anchored not stored refs pending

The clearing of discs around late type T Tauri stars: constraints from the infrared two colour plane

Alex C. Hall (IoA, Barbara Ercolano (Exeter), Cambridge), Cathie J. Clarke (IoA

arxiv:1008.0866 v1 · 2010-08-04 · 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{U76PLPM4RT4RKITH2Q3FHOG2UV}

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	2026-05-18T02:05:59.173858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7fcf5bd9c8cf9152267d43653b8daa561aae4e78c00b5f1c36a5586493c5bb9

Aliases

arxiv: 1008.0866 · arxiv_version: 1008.0866v1 · doi: 10.48550/arxiv.1008.0866 · pith_short_12: U76PLPM4RT4R · pith_short_16: U76PLPM4RT4RKITH · pith_short_8: U76PLPM4

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/U76PLPM4RT4RKITH2Q3FHOG2UV \
  | 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: a7fcf5bd9c8cf9152267d43653b8daa561aae4e78c00b5f1c36a5586493c5bb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e278b834e1a104e51ed4395332c94418aa653966056cda536e10b8605e9ff572",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-04T20:07:01Z",
    "title_canon_sha256": "af3e575b55fbc9bba4aa539a99d81a2e4bf97c21b8d127e6ac302cf53813030a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0866",
    "kind": "arxiv",
    "version": 1
  }
}