Pith Number

pith:KPSL2A2C

pith:2013:KPSL2A2CMRKSF754NZOAJIJ6RF

not attested not anchored not stored refs pending

WFIRST Science with a Probe Class Mission

Buell Jannuzi, Daniel Stark, Dennis Ebbets, Dennis Zaritsky. Brant Robertson, George Rieke, Glenn Schneider, James Green, Michael Kaplan, Renee Gracey, Rodger Thompson

arxiv:1312.4548 v1 · 2013-12-16 · astro-ph.IM · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPSL2A2CMRKSF754NZOAJIJ6RF}

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	2026-05-18T03:04:23.629499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e4bd0342645522ffbc6e5c04a13e895105aa90f55b2084eb6acc9dd923c867

Aliases

arxiv: 1312.4548 · arxiv_version: 1312.4548v1 · doi: 10.48550/arxiv.1312.4548 · pith_short_12: KPSL2A2CMRKS · pith_short_16: KPSL2A2CMRKSF754 · pith_short_8: KPSL2A2C

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/KPSL2A2CMRKSF754NZOAJIJ6RF \
  | 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: 53e4bd0342645522ffbc6e5c04a13e895105aa90f55b2084eb6acc9dd923c867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ea8cf0bb736888be4750b265766d147c87b75848d13a2fa5dbb0c10335ebc93",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-12-16T21:00:09Z",
    "title_canon_sha256": "ee7b4bc50742b607c53552909d9b544d78bb1953de82eaaf13e4ea3b77d99e7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4548",
    "kind": "arxiv",
    "version": 1
  }
}