Pith Number

pith:MS36YWN7

pith:2016:MS36YWN72DP3BYXN5VP56JE25P

not attested not anchored not stored refs pending

PTF1 J082340.04+081936.5: A hot subdwarf B star with a low mass white dwarf companion in an 87 minute orbit

(10) University of Sheffield, 11), (11) Instituto de Astrofsica de Canarias, 12), (12) National Astronomical Research Institute of Thailand, (13) Spitzer Science Center, (14) Infrared Processing, (15) University of Cambridge), ((1) California Institute of Technology, (2) Radboud University Nijmegen, (3) University of California, (4) University of Tuebingen, (5) University of Warwick, (6) University of Erlangen-Nuremberg, 7), (7) Kavli Institute for Theoretical Physics, (8) Northwestern University, 9), (9) The Adler Planetarium, Adam A. Miller (8, Analysis Center, Caltech, Charles C. Steidel (1), David L. Shupe (14), Eric Bellm (1), Jan van Roestel (2), Jared Brooks (3), Lars Bildsten (3, Martin J. Dyer (10), Matthew Green (5), Max Pettini (15), Paul J. Groot (2), Puji Irawati (12), Russ Laher (13), Santa Barbara, Somsawat Rattansoon (10, Stephan Geier (4), Steven Bloemen (2), Stuart P. Littlefair (10), Thomas A. Prince (1), Thomas Kupfer (1), Tom R. Marsh (5), Ulrich Heber (6), Vik S. Dhillon (10

arxiv:1612.02019 v1 · 2016-12-06 · 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{MS36YWN72DP3BYXN5VP56JE25P}

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	2026-05-18T00:51:41.714978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64b7ec59bfd0dfb0e2eded5fdf249aebc8ff1ae5067aa6d77dd3c702a1fd112f

Aliases

arxiv: 1612.02019 · arxiv_version: 1612.02019v1 · doi: 10.48550/arxiv.1612.02019 · pith_short_12: MS36YWN72DP3 · pith_short_16: MS36YWN72DP3BYXN · pith_short_8: MS36YWN7

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/MS36YWN72DP3BYXN5VP56JE25P \
  | 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: 64b7ec59bfd0dfb0e2eded5fdf249aebc8ff1ae5067aa6d77dd3c702a1fd112f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42823389452f27bb9b6f2364e4df38288b870f85bb48a5d02e0d1d7359bbc905",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-06T21:03:51Z",
    "title_canon_sha256": "0351194c77a8c9cfdb4abbd18c546c864eeca99609d95f4e9d5e51fdd3486a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02019",
    "kind": "arxiv",
    "version": 1
  }
}