Pith Number

pith:2NF3WHTE

pith:2017:2NF3WHTEA2Q35GZ3CAEXYDUT47

not attested not anchored not stored refs pending

Radio synchrotron spectra of star-forming galaxies

Simon Verley, Uli Klein, Ute Lisenfeld

arxiv:1710.03149 v1 · 2017-10-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NF3WHTEA2Q35GZ3CAEXYDUT47}

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	2026-05-18T00:20:06.206014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d34bbb1e6406a1be9b3b10097c0e93e7cabd333dac71522d9ae0acef910a0245

Aliases

arxiv: 1710.03149 · arxiv_version: 1710.03149v1 · doi: 10.48550/arxiv.1710.03149 · pith_short_12: 2NF3WHTEA2Q3 · pith_short_16: 2NF3WHTEA2Q35GZ3 · pith_short_8: 2NF3WHTE

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/2NF3WHTEA2Q35GZ3CAEXYDUT47 \
  | 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: d34bbb1e6406a1be9b3b10097c0e93e7cabd333dac71522d9ae0acef910a0245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7007d79c0603128ab2ab5839c1d3a3de4ff75f981c848432dac546f50cdceb38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-09T15:32:35Z",
    "title_canon_sha256": "a6f629ca3e7f9d2eb40391f8129321ec55c6049cb23899f7fa2f71647cf1ee6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03149",
    "kind": "arxiv",
    "version": 1
  }
}