Pith Number

pith:OYAMSS4U

pith:2018:OYAMSS4UTLVLNZBHEPD5UQPIEX

not attested not anchored not stored refs pending

Chandra Detection of An Evolved Population of Young Stars in Serpens South

Elaine M. Winston, Robert Gutermuth, Scott J. Wolk, Tyler L. Bourke

arxiv:1804.05067 v1 · 2018-04-13 · 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{OYAMSS4UTLVLNZBHEPD5UQPIEX}

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	2026-05-18T00:15:14.554040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7600c94b949aeab6e42723c7da41e825d51ee89b0f9be4b3eef4f1bb95758052

Aliases

arxiv: 1804.05067 · arxiv_version: 1804.05067v1 · doi: 10.48550/arxiv.1804.05067 · pith_short_12: OYAMSS4UTLVL · pith_short_16: OYAMSS4UTLVLNZBH · pith_short_8: OYAMSS4U

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/OYAMSS4UTLVLNZBHEPD5UQPIEX \
  | 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: 7600c94b949aeab6e42723c7da41e825d51ee89b0f9be4b3eef4f1bb95758052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa6000bd426aeaeb558a7ea062d072579ed30cc8b7ecb42a37d70c56c4ae611c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-13T18:00:01Z",
    "title_canon_sha256": "aa08b20634ab52edce652ea5d24df474901e0b236417f153c4430769e9861df7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05067",
    "kind": "arxiv",
    "version": 1
  }
}