Pith Number

pith:EIY52NNZ

pith:2010:EIY52NNZQ42PBWKQGO7BE6MNGL

not attested not anchored not stored refs pending

The radio properties of infrared-faint radio sources

Christopher A. Hales, Emil Lenc, Enno Middelberg, Melanie Johnston-Hollitt, Minh T. Huynh, Minnie Y. Mao, Nick Seymour, Ray P. Norris

arxiv:1011.2391 v1 · 2010-11-10 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIY52NNZQ42PBWKQGO7BE6MNGL}

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	2026-05-18T02:04:49.293719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2231dd35b98734f0d95033be12798d32dcd943f1cadf2302700d564aa94d1f61

Aliases

arxiv: 1011.2391 · arxiv_version: 1011.2391v1 · doi: 10.48550/arxiv.1011.2391 · pith_short_12: EIY52NNZQ42P · pith_short_16: EIY52NNZQ42PBWKQ · pith_short_8: EIY52NNZ

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/EIY52NNZQ42PBWKQGO7BE6MNGL \
  | 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: 2231dd35b98734f0d95033be12798d32dcd943f1cadf2302700d564aa94d1f61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbf86e27080a9dfd1169945edb49f3bcdb1e8d40b76f644f57070c6023708629",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-10T14:36:25Z",
    "title_canon_sha256": "041f34cec818864cd6336716a073a64f81c6a2293055eaea38a375e62900cb71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2391",
    "kind": "arxiv",
    "version": 1
  }
}