Pith Number

pith:54SCCC3P

pith:2014:54SCCC3PJJUJFEWIUUR43XA6RJ

not attested not anchored not stored refs pending

A Candidate Massive Black Hole in the Low-metallicity Dwarf Galaxy Pair Mrk 709

Amy Reines, Gregory Sivakoff, James Condon, Kelsey Johnson, Mar Mezcua, Richard Plotkin, Thomas Russell

arxiv:1405.0278 v1 · 2014-05-01 · astro-ph.GA · 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{54SCCC3PJJUJFEWIUUR43XA6RJ}

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	2026-05-18T01:43:20.853413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef24210b6f4a689292c8a523cddc1e8a6f0905fed826ed20496cd66f81a84da9

Aliases

arxiv: 1405.0278 · arxiv_version: 1405.0278v1 · doi: 10.48550/arxiv.1405.0278 · pith_short_12: 54SCCC3PJJUJ · pith_short_16: 54SCCC3PJJUJFEWI · pith_short_8: 54SCCC3P

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/54SCCC3PJJUJFEWIUUR43XA6RJ \
  | 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: ef24210b6f4a689292c8a523cddc1e8a6f0905fed826ed20496cd66f81a84da9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d08b00be5cdec5eb887bad53bf3dc647f7460f15a89ea67438f84cd2e8eba9",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-05-01T20:00:00Z",
    "title_canon_sha256": "ec4409a47f57412d04f413a98a89f4c454f4f6e3c7018d4497c4e7c3088f873d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0278",
    "kind": "arxiv",
    "version": 1
  }
}