Pith Number

pith:PTGEWPAL

pith:2025:PTGEWPALFNXGNGCZKHPZB4CTSH

not attested not anchored not stored refs pending

A Near-Infrared Spectral Library of Very Young Brown Dwarfs and Planetary-Mass Objects in the Orion Nebula Cluster

Elena Manjavacas, Laurent Pueyo, Mario Gennaro, Massimo Robberto, Sarah Betti, William Balmer

arxiv:2508.14035 v1 · 2025-08-19 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTGEWPALFNXGNGCZKHPZB4CTSH}

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	2026-07-05T11:56:11.335908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ccc4b3c0b2b6e66985951df90f05391e10fa30587f2d5f225de1ecd82574dd8

Aliases

arxiv: 2508.14035 · arxiv_version: 2508.14035v1 · doi: 10.48550/arxiv.2508.14035 · pith_short_12: PTGEWPALFNXG · pith_short_16: PTGEWPALFNXGNGCZ · pith_short_8: PTGEWPAL

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/PTGEWPALFNXGNGCZKHPZB4CTSH \
  | 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: 7ccc4b3c0b2b6e66985951df90f05391e10fa30587f2d5f225de1ecd82574dd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df643b65c4bb54a3636da9c982451b64c02c48764aac60a3a9793009789025a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-08-19T17:55:35Z",
    "title_canon_sha256": "5b8ced8147bac3ce68a9f3a1dc9becc90d9e440add3c9d922920367fc8c70cee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.14035",
    "kind": "arxiv",
    "version": 1
  }
}