Pith Number

pith:OMOM6HSE

pith:2018:OMOM6HSEMXACSAPOZRP2K6JDIU

not attested not anchored not stored refs pending

Luminous AGB variables in the dwarf Irregular Galaxy, NGC 3109

2), (2) Astronomy Department, (3) Department of Astronomy, J. W. Menzies (1), M. W. Feast (2), N. Matsunaga (3) ((1) South African Astronomical Observatory, P. A. Whitelock (1, The University of Tokyo), University of Cape Town

arxiv:1812.07796 v1 · 2018-12-19 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMOM6HSEMXACSAPOZRP2K6JDIU}

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	2026-05-17T23:57:36.936948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731ccf1e4465c02901eecc5fa57923450ca980947297045e91dfc6a978f8e23d

Aliases

arxiv: 1812.07796 · arxiv_version: 1812.07796v1 · doi: 10.48550/arxiv.1812.07796 · pith_short_12: OMOM6HSEMXAC · pith_short_16: OMOM6HSEMXACSAPO · pith_short_8: OMOM6HSE

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/OMOM6HSEMXACSAPOZRP2K6JDIU \
  | 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: 731ccf1e4465c02901eecc5fa57923450ca980947297045e91dfc6a978f8e23d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf6311986cfdfc9e4f9c8b7f81c933124599f4309fec38e72818f5d3dc35117e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-19T08:10:54Z",
    "title_canon_sha256": "b7279c7c3cf6789ae4f47f95d01a20da31659b38bf60465ac753dd6054f73718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07796",
    "kind": "arxiv",
    "version": 1
  }
}