Pith Number

pith:EZRTY2V2

pith:2011:EZRTY2V2VT6BEAGNXUAZZBRTBB

not attested not anchored not stored refs pending

Young Stellar Objects in NGC 6823

B. Riaz, E. L. Martin, H. Bouy, J.-L. Monin, N. Phan-Bao, R. Tata

arxiv:1109.4151 v1 · 2011-09-19 · 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{EZRTY2V2VT6BEAGNXUAZZBRTBB}

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	2026-05-18T02:00:29.071705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26633c6abaacfc1200cdbd019c86330847ecffd03acb592bbe8ef50dfb15b2f3

Aliases

arxiv: 1109.4151 · arxiv_version: 1109.4151v1 · doi: 10.48550/arxiv.1109.4151 · pith_short_12: EZRTY2V2VT6B · pith_short_16: EZRTY2V2VT6BEAGN · pith_short_8: EZRTY2V2

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/EZRTY2V2VT6BEAGNXUAZZBRTBB \
  | 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: 26633c6abaacfc1200cdbd019c86330847ecffd03acb592bbe8ef50dfb15b2f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "378498b5d8347cc15a22c606cc8bfee7abae1f591ece981803e81de62668a1a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-19T20:01:22Z",
    "title_canon_sha256": "5be8deafac917bf3d7ed4f1ec3aee43b197f7f3d862efadf77c7a84dfd63a9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4151",
    "kind": "arxiv",
    "version": 1
  }
}