Pith Number

pith:IRVDBTFJ

pith:2012:IRVDBTFJUTMKZKNBLLA4ILQAZE

not attested not anchored not stored refs pending

Data challenges of time domain astronomy

Andrew Drake, Ashish Mahabal, Ciro Donalek, Giuseppe Longo, Matthew J. Graham, S. G. Djorgovski

arxiv:1208.2480 v1 · 2012-08-13 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRVDBTFJUTMKZKNBLLA4ILQAZE}

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.

Cited by

1 paper in Pith

Predicting intermediate-mass black hole formation in star clusters with machine learning

Receipt and verification

First computed	2026-05-18T03:48:57.759689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

446a30cca9a4d8aca9a15ac1c42e00c9391cbc85f48401b40a078c5bb94300ec

Aliases

arxiv: 1208.2480 · arxiv_version: 1208.2480v1 · doi: 10.48550/arxiv.1208.2480 · pith_short_12: IRVDBTFJUTMK · pith_short_16: IRVDBTFJUTMKZKNB · pith_short_8: IRVDBTFJ

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/IRVDBTFJUTMKZKNBLLA4ILQAZE \
  | 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: 446a30cca9a4d8aca9a15ac1c42e00c9391cbc85f48401b40a078c5bb94300ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a69a4e06ce9dcd468e53be6b5e84879b1874fff3d49b4d6b394e40fb8cc6de4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-08-13T02:03:31Z",
    "title_canon_sha256": "51be3ecd0a7b89867bc412b7d80d422897a771eea5d7e005b2bf3a3ce0d164fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2480",
    "kind": "arxiv",
    "version": 1
  }
}