Pith Number

pith:JUZ2HS2B

pith:2008:JUZ2HS2BXYVSND7I5G73QD7I5N

not attested not anchored not stored refs pending

Unveiling the nature of Seyfert nuclei with 1 - 100 micron spectral energy distributions

A. Robinson, A. Yzaguirre, C. L. Buchanan, C. P. O'Dea, C. Tadhunter, D. J. Axon, J. F. Gallimore, J. Noel-Storr, M. Elitzur, M. Elvis, S. A. Baum

arxiv:0807.3993 v1 · 2008-07-25 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUZ2HS2BXYVSND7I5G73QD7I5N}

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	2026-07-04T15:13:11.081469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d33a3cb41be2b268fe8e9bfb80fe8eb604641c73109ceb9c0184efdf4253117

Aliases

arxiv: 0807.3993 · arxiv_version: 0807.3993v1 · doi: 10.48550/arxiv.0807.3993 · pith_short_12: JUZ2HS2BXYVS · pith_short_16: JUZ2HS2BXYVSND7I · pith_short_8: JUZ2HS2B

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/JUZ2HS2BXYVSND7I5G73QD7I5N \
  | 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: 4d33a3cb41be2b268fe8e9bfb80fe8eb604641c73109ceb9c0184efdf4253117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7086e0a594c6284fd936d0ca16f69ae1715781a8890b1737ee5d00abd8f56654",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-25T03:18:04Z",
    "title_canon_sha256": "4fd45549782cf6c4683d12e3618d8fae998f73532c898fa7aefb55c63580aba5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.3993",
    "kind": "arxiv",
    "version": 1
  }
}