Pith Number

pith:VUC2SYHQ

pith:2016:VUC2SYHQOPUTC6WFBPQ5EZBJ7T

not attested not anchored not stored refs pending

M31N 2008-12a - The Remarkable Recurrent Nova in M31

M. J. Darnley

arxiv:1611.01301 v1 · 2016-11-04 · 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{VUC2SYHQOPUTC6WFBPQ5EZBJ7T}

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.

Cited by

1 paper in Pith

Association between Recurrent Novae and Nova Super-Remnants

Receipt and verification

First computed	2026-05-18T01:00:11.444155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad05a960f073e9317ac50be1d26429fcd080d856df7f06c6fbe287836c368805

Aliases

arxiv: 1611.01301 · arxiv_version: 1611.01301v1 · doi: 10.48550/arxiv.1611.01301 · pith_short_12: VUC2SYHQOPUT · pith_short_16: VUC2SYHQOPUTC6WF · pith_short_8: VUC2SYHQ

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/VUC2SYHQOPUTC6WFBPQ5EZBJ7T \
  | 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: ad05a960f073e9317ac50be1d26429fcd080d856df7f06c6fbe287836c368805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "391b70deedae79a33927d58a3d2df29f2df83af1aa74530f7a13cfe9944e91eb",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-11-04T09:58:59Z",
    "title_canon_sha256": "123358b40572b3d676d35097b254e21cdc2d01cf2b9392793ebe76cc5e87e8e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01301",
    "kind": "arxiv",
    "version": 1
  }
}