Pith Number

pith:B4TUHBQE

pith:2009:B4TUHBQEBMRGSM27ANVPYLNP6K

not attested not anchored not stored refs pending

The TANAMI Program

A. K. Tzioumisk, A. L. Fey, Cornelia Mueller, C. Ploetz, D. J. Thompson, D. L. Jauncey, E. Ros, G. B. Taylor, G. Tosti, H. Hase, J. A. Zensus, J. E. J. Lovell, J. F. H. Quick, J. Wilms, K. J. Johnston, L. Fuhrmann, Matthias Kadler, M. Boeck, M. Lister, M. S. Dutka, P. Edwardsk, R. Booth, Roopesh Ojha, S. Horiuchi, S. J. Tingay, U. Katz

arxiv:0912.0686 v1 · 2009-12-03 · astro-ph.HE · 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{B4TUHBQEBMRGSM27ANVPYLNP6K}

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	2026-05-18T02:10:34.226728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f274386040b2269335f036afc2daff28ef82ab573e8df47659c22bc9dc4a5d1

Aliases

arxiv: 0912.0686 · arxiv_version: 0912.0686v1 · doi: 10.48550/arxiv.0912.0686 · pith_short_12: B4TUHBQEBMRG · pith_short_16: B4TUHBQEBMRGSM27 · pith_short_8: B4TUHBQE

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/B4TUHBQEBMRGSM27ANVPYLNP6K \
  | 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: 0f274386040b2269335f036afc2daff28ef82ab573e8df47659c22bc9dc4a5d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1671186315652756bc23f7baf0a5dd03978857d097b03711a3167062c850fd81",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-12-03T16:16:06Z",
    "title_canon_sha256": "e4372b55555a02bac47d69e63b860976b67c07431ec736fb931549859942af7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0686",
    "kind": "arxiv",
    "version": 1
  }
}