Pith Number

pith:BMJIFD6J

pith:2014:BMJIFD6J7MVA4FMZ277BJCZN4M

not attested not anchored not stored refs pending

The progenitors of calcium-rich transients are not formed in situ

Andrew Levan, Joe Lyman, Melvyn Davies, Nial Tanvir, Ross Church

arxiv:1408.1424 v1 · 2014-08-06 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMJIFD6J7MVA4FMZ277BJCZN4M}

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	2026-05-18T01:42:23.048992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b12828fc9fb2a0e1599d7fe148b2de323e9c91e4534ced5e915a0b264c4c3ca

Aliases

arxiv: 1408.1424 · arxiv_version: 1408.1424v1 · doi: 10.48550/arxiv.1408.1424 · pith_short_12: BMJIFD6J7MVA · pith_short_16: BMJIFD6J7MVA4FMZ · pith_short_8: BMJIFD6J

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/BMJIFD6J7MVA4FMZ277BJCZN4M \
  | 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: 0b12828fc9fb2a0e1599d7fe148b2de323e9c91e4534ced5e915a0b264c4c3ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78f1e9452cfe97dc805e396c446ed3c6636fd91f4f7f76c35bde69fb70f384c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-08-06T21:11:58Z",
    "title_canon_sha256": "f56251535ced7ecc2dd0f483d5511c860977a1cfc08106e452ab7d1a0a0e3792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1424",
    "kind": "arxiv",
    "version": 1
  }
}