Pith Number

pith:37MV5X35

pith:2018:37MV5X35ILCP56U56QN7CNBVNP

not attested not anchored not stored refs pending

Temperature gradient in the solar photosphere. Test of a new spectroscopic method and study of its feasibility for ground-based telescopes

A. Chiavassa, G. Ricort, L. Marquis, M. Carbillet, M. Faurobert

arxiv:1809.00893 v1 · 2018-09-04 · 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{37MV5X35ILCP56U56QN7CNBVNP}

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	2026-05-18T00:06:32.220997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd95edf7d42c4fefa9df41bf134356bd9b71fc76566913a47837f67473e637e

Aliases

arxiv: 1809.00893 · arxiv_version: 1809.00893v1 · doi: 10.48550/arxiv.1809.00893 · pith_short_12: 37MV5X35ILCP · pith_short_16: 37MV5X35ILCP56U5 · pith_short_8: 37MV5X35

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/37MV5X35ILCP56U56QN7CNBVNP \
  | 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: dfd95edf7d42c4fefa9df41bf134356bd9b71fc76566913a47837f67473e637e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d1ad59362a6f80559aa481697a3b2efdc8e0bad5bd8cbce32e3873d3d7bbfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-04T11:06:35Z",
    "title_canon_sha256": "1d1262fe31919e6215603d28b987e377619234ca25524dcf7c10c77b3c46fda7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00893",
    "kind": "arxiv",
    "version": 1
  }
}