Pith Number

pith:HPPOMDZW

pith:2016:HPPOMDZW4SSQAOMNLLANECE3WC

not attested not anchored not stored refs pending

EXTraS discovery of two pulsators in the direction of the LMC: a Be/X-ray binary pulsar in the LMC and a candidate double-degenerate polar in the foreground

A. De Luca, A. Tiengo, A. Udalski, C. Delvaux, D. D'Agostino, F. Haberl, G. A. Rodriguez Castillo, G. L. Israel, G. Novara, G. Vasilopoulos, P. Esposito, R. Salvaterra, S. Carpano

arxiv:1610.00904 v2 · 2016-10-04 · 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{HPPOMDZW4SSQAOMNLLANECE3WC}

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	2026-05-18T00:51:13.827397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bdee60f36e4a500398d5ac0d2089bb0840a0d5065c0caf6e3ca5541373a46a3

Aliases

arxiv: 1610.00904 · arxiv_version: 1610.00904v2 · doi: 10.48550/arxiv.1610.00904 · pith_short_12: HPPOMDZW4SSQ · pith_short_16: HPPOMDZW4SSQAOMN · pith_short_8: HPPOMDZW

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/HPPOMDZW4SSQAOMNLLANECE3WC \
  | 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: 3bdee60f36e4a500398d5ac0d2089bb0840a0d5065c0caf6e3ca5541373a46a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a79532bed112b252a0bd8a617cab0c3f5ca2b56133cb1d7d067d35787225dd2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-10-04T09:14:20Z",
    "title_canon_sha256": "0af241f73571b8dbee5341ab2d030cdf2ffae10656bea5126e1e874ff0a70e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00904",
    "kind": "arxiv",
    "version": 2
  }
}