Pith Number

pith:X4N7DQ5M

pith:2017:X4N7DQ5MZRXDZXE6CYW4P3X3FF

not attested not anchored not stored refs pending

The mass function of GX 339-4 from spectroscopic observations of its donor star

A. Chiavassa, M.A.P. Torres, M. Heida, P.G. Jonker

arxiv:1708.04667 v1 · 2017-08-15 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4N7DQ5MZRXDZXE6CYW4P3X3FF}

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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

GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run

Receipt and verification

First computed	2026-05-18T00:34:46.467607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf1bf1c3accc6e3cdc9e162dc7eefb294513e2f65f7c3471fae7268b2303bd72

Aliases

arxiv: 1708.04667 · arxiv_version: 1708.04667v1 · doi: 10.48550/arxiv.1708.04667 · pith_short_12: X4N7DQ5MZRXD · pith_short_16: X4N7DQ5MZRXDZXE6 · pith_short_8: X4N7DQ5M

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/X4N7DQ5MZRXDZXE6CYW4P3X3FF \
  | 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: bf1bf1c3accc6e3cdc9e162dc7eefb294513e2f65f7c3471fae7268b2303bd72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5d8e49104a3366badff40313b6e5bf88b6ff9cba0ddd35a03b750a6c605f9c4",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-15T20:13:45Z",
    "title_canon_sha256": "e17e22176865e5b78d5b299fced206473c4c33f05ab23c8cc4bd98a33861d95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04667",
    "kind": "arxiv",
    "version": 1
  }
}