Pith Number

pith:FLY7J2F2

pith:2018:FLY7J2F2FDLM6CD7LHWWWIPSOJ

not attested not anchored not stored refs pending

Evolution of the solar Ly-$\alpha$ line profile during the solar cycle. II. How accurate is the present radiation pressure paradigm for interstellar neutral H in the heliosphere?

Izabela Kowalska-Leszczynska, Justyna M. Sok\'o{\l}, Maciej Bzowski, Marzena A. Kubiak

arxiv:1809.04929 v2 · 2018-09-13 · 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	2026-05-18T00:00:18.066693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2af1f4e8ba28d6cf087f59ed6b21f2724b9a79c38de6964e01bf38357e1f1630

Aliases

arxiv: 1809.04929 · arxiv_version: 1809.04929v2 · doi: 10.48550/arxiv.1809.04929 · pith_short_12: FLY7J2F2FDLM · pith_short_16: FLY7J2F2FDLM6CD7 · pith_short_8: FLY7J2F2

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/FLY7J2F2FDLM6CD7LHWWWIPSOJ \
  | 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: 2af1f4e8ba28d6cf087f59ed6b21f2724b9a79c38de6964e01bf38357e1f1630

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c1e63252d129bf2d40e9838427cb37e7cfb5812764eea44068fc5e053bc17fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-13T13:06:47Z",
    "title_canon_sha256": "acacdb31e783997b24295e6ce05457be5a943f03bb81afc4c3e2e12de21fc435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04929",
    "kind": "arxiv",
    "version": 2
  }
}