Pith Number

pith:VOFNAQWR

pith:1997:VOFNAQWRNMOXPLR6C5YVLZI356

not attested not anchored not stored refs pending

Optical and X-ray properties of the RIXOS AGN: II - Emission lines

A. Schwope, E. M. Puchnarewicz, F. Cabrera-Guera, F. J. Carrera, G. Hasinger, I. Perez-Fournon, J. P. D. Mittaz, K. O. Mason, M. J. Page, R. Carballo, R. G. McMahon, W. N. Brandt

arxiv:astro-ph/9708199 v1 · 1997-08-21 · 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{VOFNAQWRNMOXPLR6C5YVLZI356}

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	2026-05-18T01:40:16.837358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab8ad042d16b1d77ae3e177155e51befaccc1212447a67f29b2d36b92a1a2a39

Aliases

arxiv: astro-ph/9708199 · arxiv_version: astro-ph/9708199v1 · doi: 10.48550/arxiv.astro-ph/9708199 · pith_short_12: VOFNAQWRNMOX · pith_short_16: VOFNAQWRNMOXPLR6 · pith_short_8: VOFNAQWR

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/VOFNAQWRNMOXPLR6C5YVLZI356 \
  | 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: ab8ad042d16b1d77ae3e177155e51befaccc1212447a67f29b2d36b92a1a2a39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d17ed2ffbb8c36ad9f15b598a0556ad6d88eee1f4966dc93c3502337bdf71097",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-08-21T13:18:20Z",
    "title_canon_sha256": "79b1c8c87c47aac82ce36c3dea86ccbab0f1375417cdf6a0589d287f4ca60cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9708199",
    "kind": "arxiv",
    "version": 1
  }
}