Pith Number

pith:DGBBLUSB

pith:2017:DGBBLUSBXRDURH3H3HUSLVUJ4L

not attested not anchored not stored refs pending

Impact of NLTE on determinations of atmospheric parameters and chemical abundances of very metal-poor stars

Lyudmila Mashonkina, Tatyana Ryabchikova, Tatyana Sitnova, Yuri Pakhomov

arxiv:1708.06757 v1 · 2017-08-22 · 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{DGBBLUSBXRDURH3H3HUSLVUJ4L}

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	2026-05-18T00:07:38.042572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

198215d241bc47489f67d9e925d689e2dc89e4187222ce380ef60aa365140a0f

Aliases

arxiv: 1708.06757 · arxiv_version: 1708.06757v1 · doi: 10.48550/arxiv.1708.06757 · pith_short_12: DGBBLUSBXRDU · pith_short_16: DGBBLUSBXRDURH3H · pith_short_8: DGBBLUSB

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/DGBBLUSBXRDURH3H3HUSLVUJ4L \
  | 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: 198215d241bc47489f67d9e925d689e2dc89e4187222ce380ef60aa365140a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7284e82f77d4e958461205040061f4a374f124fd539efb508652c9ec07aa494c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-22T08:35:11Z",
    "title_canon_sha256": "545ffc3e14260936917a2ab019cc861d416d304549f8f8d65e03375cbde49406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06757",
    "kind": "arxiv",
    "version": 1
  }
}