Pith Number

pith:WOHM3GOS

pith:2018:WOHM3GOSK4RNQ66K6JFTNNQTM4

not attested not anchored not stored refs pending

Spatially-unresolved SED fitting can underestimate galaxy masses: a solution to the missing mass problem

Marcin Sawicki, Robert Sorba

arxiv:1801.07368 v1 · 2018-01-23 · 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{WOHM3GOSK4RNQ66K6JFTNNQTM4}

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	2026-05-18T00:23:44.854903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b38ecd99d25722d87bcaf24b36b6136716e7127bd094868b42887fee4001c86d

Aliases

arxiv: 1801.07368 · arxiv_version: 1801.07368v1 · doi: 10.48550/arxiv.1801.07368 · pith_short_12: WOHM3GOSK4RN · pith_short_16: WOHM3GOSK4RNQ66K · pith_short_8: WOHM3GOS

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/WOHM3GOSK4RNQ66K6JFTNNQTM4 \
  | 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: b38ecd99d25722d87bcaf24b36b6136716e7127bd094868b42887fee4001c86d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6349b9015cf0186eaf5ced32201ab51157cef5d82b12edcda4747af925386711",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-23T01:50:34Z",
    "title_canon_sha256": "119f84a69debda0c43a9ac206ebc28a69914398827a7a1027c50c3204a415b23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07368",
    "kind": "arxiv",
    "version": 1
  }
}