Pith Number

pith:YLD2LATF

pith:2017:YLD2LATFVV3WRT5KD2FVIIONWQ

not attested not anchored not stored refs pending

Broad absorption line disappearance and emergence using multiple-epoch spectroscopy from the Sloan Digital Sky Survey

C.J. Grier, C.L. MacLeod, D.P. Schneider, M. Vivek, N. Filiz Ak, P.B. Hall, P.J. Green, S.F. Anderson, S.M. McGraw, T.A. Hutchinson, W.N. Brandt

arxiv:1705.03019 v1 · 2017-05-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLD2LATFVV3WRT5KD2FVIIONWQ}

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	2026-05-18T00:41:59.014357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2c7a58265ad7768cfaa1e8b5421cdb43d86aac14d1fde0e0f9a3f463e084bdd

Aliases

arxiv: 1705.03019 · arxiv_version: 1705.03019v1 · doi: 10.48550/arxiv.1705.03019 · pith_short_12: YLD2LATFVV3W · pith_short_16: YLD2LATFVV3WRT5K · pith_short_8: YLD2LATF

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/YLD2LATFVV3WRT5KD2FVIIONWQ \
  | 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: c2c7a58265ad7768cfaa1e8b5421cdb43d86aac14d1fde0e0f9a3f463e084bdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0acac79efdb4a287d1d96eb7b81dc6f612c1d9e6a3fdbbf69e849e9372c9fa84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-08T18:00:07Z",
    "title_canon_sha256": "6d70a4a8dbf3e45d4d58fc2154bd4a135dd8c4d31255bcec9df7dbd21506ab7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03019",
    "kind": "arxiv",
    "version": 1
  }
}