Pith Number

pith:AGS74Q22

pith:2009:AGS74Q22BF2Z2X3LCNRDYNGE4F

not attested not anchored not stored refs pending

Identifications and SEDs of the detected sources from the AKARI Deep Field South

A. Pollo, K. Malek, M. Kawada, M. Shirahata, S. Matsuura, T.T. Takeuchi

arxiv:0903.3987 v2 · 2009-03-24 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AGS74Q22BF2Z2X3LCNRDYNGE4F}

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	2026-07-04T15:40:26.471038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01a5fe435a09759d5f6b13623c34c4e14677bc00eeb85552837d3a3a01700b85

Aliases

arxiv: 0903.3987 · arxiv_version: 0903.3987v2 · doi: 10.48550/arxiv.0903.3987 · pith_short_12: AGS74Q22BF2Z · pith_short_16: AGS74Q22BF2Z2X3L · pith_short_8: AGS74Q22

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/AGS74Q22BF2Z2X3LCNRDYNGE4F \
  | 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: 01a5fe435a09759d5f6b13623c34c4e14677bc00eeb85552837d3a3a01700b85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2745a3dc2cac16588fc499f52346a95a83fb34ccd327fde0c50c58b9d478c31d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-24T13:08:02Z",
    "title_canon_sha256": "1c14e113be5ac64dc8a1a8021a5ce262d7f1b40974556a495e7d4c04f3584869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3987",
    "kind": "arxiv",
    "version": 2
  }
}