Pith Number

pith:72TK5KZW

pith:2000:72TK5KZWH2VHULPSDDLVODIN65

not attested not anchored not stored refs pending

Balmer-Dominated Spectra of Nonradiative Shocks in the Cygnus Loop, RCW 86 and Tycho Supernova Remnants

John Raymond, Parviz Ghavamian, Patrick Hartigan, R. Chris Smith

arxiv:astro-ph/0010496 v1 · 2000-10-24 · 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{72TK5KZWH2VHULPSDDLVODIN65}

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	2026-07-04T16:17:27.868940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fea6aeab363eaa7a2df218d7570d0df76668143fd2b4211d7b8fd8daee3f9abf

Aliases

arxiv: astro-ph/0010496 · arxiv_version: astro-ph/0010496v1 · doi: 10.48550/arxiv.astro-ph/0010496 · pith_short_12: 72TK5KZWH2VH · pith_short_16: 72TK5KZWH2VHULPS · pith_short_8: 72TK5KZW

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/72TK5KZWH2VHULPSDDLVODIN65 \
  | 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: fea6aeab363eaa7a2df218d7570d0df76668143fd2b4211d7b8fd8daee3f9abf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df61336cd72db02ed697786b95a1ec8a08bd7e29559a3ab6bac2352ec950180",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-24T18:20:05Z",
    "title_canon_sha256": "f5ccaa8bfbda638a528ddddc4c7307c2253900969786768d6473db4a9609f264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010496",
    "kind": "arxiv",
    "version": 1
  }
}