Pith Number

pith:IKELZEHG

pith:2015:IKELZEHG6MNSGLMK4PAMNG3RA4

not attested not anchored not stored refs pending

Co-spatial Long-slit UV/Optical Spectra of Ten Galactic Planetary Nebulae with HST/STIS II. Nebular Models, Central Star Properties and He+CNO Synthesis

B. Balick, J.F. Buell, K.B. Kwitter, R.A. Shaw, R.B.C. Henry, R.J. Dufour, R.L.M. Corradi, T.R. Miller

arxiv:1510.01342 v1 · 2015-10-05 · astro-ph.SR

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

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	2026-05-18T01:27:22.232129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4288bc90e6f31b232d8ae3c0c69b710724419d5657f6933e748e21483dc815af

Aliases

arxiv: 1510.01342 · arxiv_version: 1510.01342v1 · doi: 10.48550/arxiv.1510.01342 · pith_short_12: IKELZEHG6MNS · pith_short_16: IKELZEHG6MNSGLMK · pith_short_8: IKELZEHG

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/IKELZEHG6MNSGLMK4PAMNG3RA4 \
  | 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: 4288bc90e6f31b232d8ae3c0c69b710724419d5657f6933e748e21483dc815af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb482dd2ba77bb04fde0547c379908d4042830ebc3fe02e1eede35a27201ab79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-05T20:23:55Z",
    "title_canon_sha256": "5ec69680b7e9fa4aa02988781aa287549624ea9aea6af25cee313c4128bcfe88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01342",
    "kind": "arxiv",
    "version": 1
  }
}