Pith Number

pith:OOCSYMZH

pith:2013:OOCSYMZHATH636AL6ZRV4MHEPP

not attested not anchored not stored refs pending

Detecting Ancient Supernovae at z ~ 5 - 12 with CLASH

Claes-Erik Rydberg, Daniel E. Holz, Daniel J. Whalen, Jarrett L. Johnson, Joseph Smidt, Massimo Stiavelli

arxiv:1312.6330 v2 · 2013-12-22 · 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{OOCSYMZHATH636AL6ZRV4MHEPP}

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	2026-05-18T00:52:34.691356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73852c332704cfedf80bf6635e30e47bfc7ce6bae59e231b5b47d07655ff378e

Aliases

arxiv: 1312.6330 · arxiv_version: 1312.6330v2 · doi: 10.48550/arxiv.1312.6330 · pith_short_12: OOCSYMZHATH6 · pith_short_16: OOCSYMZHATH636AL · pith_short_8: OOCSYMZH

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/OOCSYMZHATH636AL6ZRV4MHEPP \
  | 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: 73852c332704cfedf80bf6635e30e47bfc7ce6bae59e231b5b47d07655ff378e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e21b06b880bcab84a7959b40bdadc07b521611894f9a1ff4f5df414a23114f8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-22T02:23:12Z",
    "title_canon_sha256": "a1a236a5c759fec91e9328969b327c9ce79596984d0585c1ac1c2e4aaadac36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6330",
    "kind": "arxiv",
    "version": 2
  }
}