Pith Number

pith:7HULBUPW

pith:2014:7HULBUPWI77IRENKRU2TGWKBO3

not attested not anchored not stored refs pending

K I 7699 {\AA} and related shell lines during the recent eclipse of $\epsilon$ Aurigae

C. Muthumariappan, I.S. Potravnov, K. Jayakumar, M. Appakutty, M. Parthasarathy, R. Leadbeater

arxiv:1409.5493 v1 · 2014-09-19 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HULBUPWI77IRENKRU2TGWKBO3}

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	2026-05-18T01:42:01.203626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e8b0d1f647fe8891aa8d3533594176f5fb204fdb8a99ef6e6b6f4bc574428d

Aliases

arxiv: 1409.5493 · arxiv_version: 1409.5493v1 · doi: 10.48550/arxiv.1409.5493 · pith_short_12: 7HULBUPWI77I · pith_short_16: 7HULBUPWI77IRENK · pith_short_8: 7HULBUPW

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/7HULBUPWI77IRENKRU2TGWKBO3 \
  | 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: f9e8b0d1f647fe8891aa8d3533594176f5fb204fdb8a99ef6e6b6f4bc574428d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a4be74ad2c3c4ed71a219b4664ff042d1873b03db1300740551379814cc76ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-19T00:33:02Z",
    "title_canon_sha256": "86c12cebd4d5142de302df4bcfb70e2aa03671cd82a559dc94aeb53f0042d879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5493",
    "kind": "arxiv",
    "version": 1
  }
}