Pith Number

pith:HWMJLMBR

pith:2013:HWMJLMBRQFZZMJQY2V5MMUV4BN

not attested not anchored not stored refs pending

Diffuse interstellar bands in M33

2), (2) Royal Astronomical Society, (3) NASA Goddard Space Flight Center, (4) UK Astronomy Technology Centre, Belgium), Christopher J. Evans (4), Edinburgh (5) K.U. Leuven, Keith T. Smith (1, Martin A. Cordiner (3), Nick L. J. Cox (5), Peter J. Sarre (1) ((1) The University of Nottingham, UK, USA

arxiv:1307.4112 v1 · 2013-07-15 · astro-ph.GA · 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{HWMJLMBRQFZZMJQY2V5MMUV4BN}

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	2026-05-18T01:48:49.879707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d9895b0318173962618d57ac652bc0b77a69445d0a8016ba251c6ca96f23f18

Aliases

arxiv: 1307.4112 · arxiv_version: 1307.4112v1 · doi: 10.48550/arxiv.1307.4112 · pith_short_12: HWMJLMBRQFZZ · pith_short_16: HWMJLMBRQFZZMJQY · pith_short_8: HWMJLMBR

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/HWMJLMBRQFZZMJQY2V5MMUV4BN \
  | 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: 3d9895b0318173962618d57ac652bc0b77a69445d0a8016ba251c6ca96f23f18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f8e038d193311047a03b475a04c7948af2922c0fab1590aedecae5d48753c21",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-07-15T21:53:27Z",
    "title_canon_sha256": "eb2e2c06e4384719677691784c9448841f88e9ade82c7fd70b6df8f35098b4d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4112",
    "kind": "arxiv",
    "version": 1
  }
}