Pith Number

pith:X7GZGANS

pith:2018:X7GZGANS2TFNPLUPHYUFWLJAWB

not attested not anchored not stored refs pending

Polarimetry and Spectroscopy of the `Oxygen Flaring' DQ Herculis-like nova: V5668 Sagittarii (2015)

A. Berdyugin, E. G. P. O' Connor, E. J. Harvey, K. P. Fitzgerald, M. J. Darnley, M. P. Redman, S. C. Williams, V. E. Piirola

arxiv:1802.00224 v1 · 2018-02-01 · astro-ph.SR · 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{X7GZGANS2TFNPLUPHYUFWLJAWB}

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	2026-05-18T00:20:02.368787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfcd9301b2d4cad7ae8f3e285b2d20b049fad7e96fb7ec4ca739e21cd1b76e3a

Aliases

arxiv: 1802.00224 · arxiv_version: 1802.00224v1 · doi: 10.48550/arxiv.1802.00224 · pith_short_12: X7GZGANS2TFN · pith_short_16: X7GZGANS2TFNPLUP · pith_short_8: X7GZGANS

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/X7GZGANS2TFNPLUPHYUFWLJAWB \
  | 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: bfcd9301b2d4cad7ae8f3e285b2d20b049fad7e96fb7ec4ca739e21cd1b76e3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9396a396c4c4abe8d6eba5c95abe79a7ef589ecfa969ac405ffba96842442d4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-01T10:16:52Z",
    "title_canon_sha256": "ce594f7aafb91b42fdfba662b4d64629bfea9542a7c636876d7d3b760fe9066d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00224",
    "kind": "arxiv",
    "version": 1
  }
}