Pith Number

pith:HEDJ5TLZ

pith:2012:HEDJ5TLZ6OLRSG7OTPFZPK2FQL

not attested not anchored not stored refs pending

Herschel PACS and SPIRE Observations of TWA brown dwarf discs

B. Riaz, J. E. Gizis

arxiv:1206.1839 v1 · 2012-06-08 · 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{HEDJ5TLZ6OLRSG7OTPFZPK2FQL}

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	2026-05-18T01:57:00.478386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39069ecd79f397191bee9bcb97ab4582fd8898a9f050830cb51ab3cec2ab9416

Aliases

arxiv: 1206.1839 · arxiv_version: 1206.1839v1 · doi: 10.48550/arxiv.1206.1839 · pith_short_12: HEDJ5TLZ6OLR · pith_short_16: HEDJ5TLZ6OLRSG7O · pith_short_8: HEDJ5TLZ

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/HEDJ5TLZ6OLRSG7OTPFZPK2FQL \
  | 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: 39069ecd79f397191bee9bcb97ab4582fd8898a9f050830cb51ab3cec2ab9416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3c27d440b090f2454c3e96a0761c609e50a8c372b6e93a54e841acc93d6c25b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-08T19:04:16Z",
    "title_canon_sha256": "3b582c769fc429f04c00fdbf7630f835c31d7d13d3d9e4389b1f15973ebd3d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1839",
    "kind": "arxiv",
    "version": 1
  }
}