Pith Number

pith:SUYJC6QL

pith:2012:SUYJC6QLD646IIBLNDWJX2NRAG

not attested not anchored not stored refs pending

Filamentary Star Formation: Observing the Evolution toward Flattened Envelopes

Doug Johnstone, John Tobin, Katherine Lee, Leslie Looney

arxiv:1211.0670 v1 · 2012-11-04 · 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{SUYJC6QLD646IIBLNDWJX2NRAG}

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	2026-05-18T01:53:26.252617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9530917a0b1fb9e4202b68ec9be9b101b834c69a427a0ad2d26e993d84914b79

Aliases

arxiv: 1211.0670 · arxiv_version: 1211.0670v1 · doi: 10.48550/arxiv.1211.0670 · pith_short_12: SUYJC6QLD646 · pith_short_16: SUYJC6QLD646IIBL · pith_short_8: SUYJC6QL

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/SUYJC6QLD646IIBLNDWJX2NRAG \
  | 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: 9530917a0b1fb9e4202b68ec9be9b101b834c69a427a0ad2d26e993d84914b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39a438b46561c3ea3d5dc3f9728f7bb508dc6dfc822cc141c2958b135f91d039",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-04T09:59:09Z",
    "title_canon_sha256": "93c4cbf1eb72cf43cc401244969e2bef0b6eac7b7e02b3143e42108bc0024579"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0670",
    "kind": "arxiv",
    "version": 1
  }
}