Pith Number

pith:QOERZQT4

pith:2012:QOERZQT46PYVMLRDEARSUBNAOM

not attested not anchored not stored refs pending

An HST Imaging Survey of Low-Mass Stars in the Chamaeleon I Star Forming region

C. Goddi, D. Apai, F. Bacciotti, F. Palla, I. Pascucci, L. Ricci, L. Spina, L. Testi, M. Robberto, N. Da Rio

arxiv:1205.2727 v1 · 2012-05-11 · 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{QOERZQT46PYVMLRDEARSUBNAOM}

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	2026-05-18T01:57:33.065574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83891cc27cf3f1562e2320232a05a07302c73b3f1db0f7c465066f799e634d6c

Aliases

arxiv: 1205.2727 · arxiv_version: 1205.2727v1 · doi: 10.48550/arxiv.1205.2727 · pith_short_12: QOERZQT46PYV · pith_short_16: QOERZQT46PYVMLRD · pith_short_8: QOERZQT4

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/QOERZQT46PYVMLRDEARSUBNAOM \
  | 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: 83891cc27cf3f1562e2320232a05a07302c73b3f1db0f7c465066f799e634d6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6a2cb662113b44676a41bf2237f7a6996433711917baf8c19e7fc3f0f2199fd",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-05-11T21:41:02Z",
    "title_canon_sha256": "6f6ddcb847624baeb5f9c67d78def5df90c49256539b808af7c6be82a923e2c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2727",
    "kind": "arxiv",
    "version": 1
  }
}