Pith Number

pith:QYM4W7TL

pith:2012:QYM4W7TL74VSKVXDSMB2U4EJPL

not attested not anchored not stored refs pending

The Herschel DIGIT Survey of Weak-line T Tauri Stars: implications for disk evolution and dissipation

Armin Liebhart, Bruno Merin, Christophe Pinte, Jean-Charles Augereau, Joan Najita, Johan Olofsson, Lucas A. Cieza, Manuel Gudel, Neal J. Evans II, Paul M. Harvey, Thomas Henning

arxiv:1211.4510 v1 · 2012-11-19 · astro-ph.GA · 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{QYM4W7TL74VSKVXDSMB2U4EJPL}

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	2026-05-18T01:53:02.889744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8619cb7e6bff2b2556e39303aa70897ac427eeec4b75643231b2957a565475d8

Aliases

arxiv: 1211.4510 · arxiv_version: 1211.4510v1 · doi: 10.48550/arxiv.1211.4510 · pith_short_12: QYM4W7TL74VS · pith_short_16: QYM4W7TL74VSKVXD · pith_short_8: QYM4W7TL

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/QYM4W7TL74VSKVXDSMB2U4EJPL \
  | 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: 8619cb7e6bff2b2556e39303aa70897ac427eeec4b75643231b2957a565475d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ade208269c0755130cade426ebec4802c6fe7f413b18ce0c91c72e2c331d570",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-19T17:22:00Z",
    "title_canon_sha256": "59d74f949b7ccbd1543873408b3fa46ef05a64a644727a8653bde06e76e452e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4510",
    "kind": "arxiv",
    "version": 1
  }
}