Pith Number

pith:H55J2HDW

pith:1996:H55J2HDWAMNE2PN5IXKB4N6OLD

not attested not anchored not stored refs pending

The Effects of Fe II NLTE on Nova Atmospheres and Spectra

E. Baron (University of Oklahoma), France Allard (Wichita State University), Peter H. Hauschildt (Arizona State University), Sumner Starrfield (ASU)

arxiv:astro-ph/9601149 v1 · 1996-01-25 · 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{H55J2HDWAMNE2PN5IXKB4N6OLD}

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	2026-05-18T01:07:41.193637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f7a9d1c76031a4d3dbd45d41e37ce58ee09ae06bf9a56c17d6e9a94e0b02750

Aliases

arxiv: astro-ph/9601149 · arxiv_version: astro-ph/9601149v1 · doi: 10.48550/arxiv.astro-ph/9601149 · pith_short_12: H55J2HDWAMNE · pith_short_16: H55J2HDWAMNE2PN5 · pith_short_8: H55J2HDW

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/H55J2HDWAMNE2PN5IXKB4N6OLD \
  | 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: 3f7a9d1c76031a4d3dbd45d41e37ce58ee09ae06bf9a56c17d6e9a94e0b02750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bad39764d42be5f720afa9e8809c45d334901e7ab5456c2b3271b44e06414e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-01-25T23:20:04Z",
    "title_canon_sha256": "bdae3d3ab30bf2afc2986545c542f43f440bba00ffc999a8e62a2adc8cb7fb2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9601149",
    "kind": "arxiv",
    "version": 1
  }
}