Pith Number

pith:YRIXBY3T

pith:2009:YRIXBY3TJY6ELPV6HNRPDULW5V

not attested not anchored not stored refs pending

Discovery of optical emission from the supernova remnant G 32.8-0.1 (Kes 78)

2), 2) ((1) Institute of Astronomy & Astrophysics, (2) Astronomical Laboratory, (3) Technological Education Institute of Crete, A. C. Katsiyannis (1), C. D. Goudis (1, Crete, Department of Physics, Department of Sciences, E. M. Xilouris (1), F. Mavromatakis (3), Greece, Greece), Heraklion, J. Alikakos (1, National Observatory of Athens, P. Boumis (1), P. E. Christopoulou (2), University of Patras

arxiv:0903.3124 v1 · 2009-03-18 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRIXBY3TJY6ELPV6HNRPDULW5V}

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	2026-05-18T02:14:27.595592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c45170e3734e3c45bebe3b62f1d176ed4c8f32ae2a141eabef608ad57016fd03

Aliases

arxiv: 0903.3124 · arxiv_version: 0903.3124v1 · doi: 10.48550/arxiv.0903.3124 · pith_short_12: YRIXBY3TJY6E · pith_short_16: YRIXBY3TJY6ELPV6 · pith_short_8: YRIXBY3T

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/YRIXBY3TJY6ELPV6HNRPDULW5V \
  | 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: c45170e3734e3c45bebe3b62f1d176ed4c8f32ae2a141eabef608ad57016fd03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b1e34a36acfb21c0b85b72f0a0be5a10903e332884b30289baac83b0332be05",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-03-18T10:30:03Z",
    "title_canon_sha256": "53237d8c60e9f5fcddd79dec2c2a7acb15e798442f2564bc415ba6ed1b4921d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3124",
    "kind": "arxiv",
    "version": 1
  }
}