Pith Number

pith:JMPM6HPY

pith:2019:JMPM6HPYKPD6XLODPCZR3HUUOV

not attested not anchored not stored refs pending

On the optimal calibration of VVV photometry

Eva K. Grebel, Gergely Hajdu, Istv\'an D\'ek\'any, M\'arcio Catelan

arxiv:1908.06160 v2 · 2019-08-16 · astro-ph.IM · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMPM6HPYKPD6XLODPCZR3HUUOV}

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

Into the Darkness: Classical and Type II Cepheids in the Zona Galactica Incognita

Receipt and verification

First computed	2026-07-05T01:14:27.486621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b1ecf1df853c7ebadc378b31d9e94756dfd3a5f11b55a51ccd6df320a07a5e7

Aliases

arxiv: 1908.06160 · arxiv_version: 1908.06160v2 · doi: 10.48550/arxiv.1908.06160 · pith_short_12: JMPM6HPYKPD6 · pith_short_16: JMPM6HPYKPD6XLOD · pith_short_8: JMPM6HPY

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/JMPM6HPYKPD6XLODPCZR3HUUOV \
  | 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: 4b1ecf1df853c7ebadc378b31d9e94756dfd3a5f11b55a51ccd6df320a07a5e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04c6b7a7daae214686766dc8790ff1d38dc1db8f82e6825d1ea4161e08ed63ac",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-16T20:49:03Z",
    "title_canon_sha256": "53dc94e109cacfb028ebe052d07fd11902ec4800170c9a825097ed3e03eff523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06160",
    "kind": "arxiv",
    "version": 2
  }
}