Pith Number

pith:LQ2EPYP2

pith:2019:LQ2EPYP2HBSSNJLC2U4EFKSFDK

not attested not anchored not stored refs pending

Discovery of Highly Blueshifted Broad Balmer and Metastable Helium Absorption Lines in a Tidal Disruption Event

Avishay Gal-Yam, Ben Rusholme, Charlotte Ward, C. Martin Gaskell, David L. Shupe, Frank J. Masci, G. Dimitriadis, J. S. Brown, J. van Roestel, Lin Yan, Maayane T. Soumagnac, M. J. Graham, M. R. Siebert, Nathaniel Roth, N. Blagorodnova, Pradip Gatkine, Reed Riddle, Richard Dekany, Ryan J. Foley, Sara Frederick, S. B. Cenko, S. Gezari, Sjoert van Velzen, S. Schulze, S. Veilleux, Thomas Kupfer, T. Hung, Yi Yang

arxiv:1903.05637 v1 · 2019-03-13 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQ2EPYP2HBSSNJLC2U4EFKSFDK}

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	2026-05-17T23:39:44.815401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c3447e1fa386526a562d53842aa451ab46c599b6641cc9caa3429ef0f6e25fa

Aliases

arxiv: 1903.05637 · arxiv_version: 1903.05637v1 · doi: 10.48550/arxiv.1903.05637 · pith_short_12: LQ2EPYP2HBSS · pith_short_16: LQ2EPYP2HBSSNJLC · pith_short_8: LQ2EPYP2

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/LQ2EPYP2HBSSNJLC2U4EFKSFDK \
  | 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: 5c3447e1fa386526a562d53842aa451ab46c599b6641cc9caa3429ef0f6e25fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a98cce35cb0de49f165b23e048c571cc17aeb2f2e5e3cd89aee924bb1d30950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-13T18:00:00Z",
    "title_canon_sha256": "f4cf62d98bdabb38c17a71c70f18267f9aeb88e9f7c8dd1c38be3b423c9dd68f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05637",
    "kind": "arxiv",
    "version": 1
  }
}