Pith Number

pith:I6LQ22UQ

pith:2016:I6LQ22UQD5VBFZGXJXONYU2PJ2

not attested not anchored not stored refs pending

Globules and pillars in Cygnus X. II. Massive star formation in the globule IRAS~20319+3958

Anlaug Amanda Djupvik, Fernando Comer\'on, Nicola Schneider

arxiv:1612.00687 v1 · 2016-12-02 · 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{I6LQ22UQD5VBFZGXJXONYU2PJ2}

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	2026-05-18T00:49:50.990826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47970d6a901f6a12e4d74ddcdc534f4ebcba0e09bd1313c211f0044ad7b1dc78

Aliases

arxiv: 1612.00687 · arxiv_version: 1612.00687v1 · doi: 10.48550/arxiv.1612.00687 · pith_short_12: I6LQ22UQD5VB · pith_short_16: I6LQ22UQD5VBFZGX · pith_short_8: I6LQ22UQ

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/I6LQ22UQD5VBFZGXJXONYU2PJ2 \
  | 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: 47970d6a901f6a12e4d74ddcdc534f4ebcba0e09bd1313c211f0044ad7b1dc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52cc23c0b1da2183b54b644d28adbbbc3e070e83afc4ec36ac2b635d5742e194",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-02T14:08:14Z",
    "title_canon_sha256": "fea6a2ccbfa3b4e41ffc99e64a8f34e4e7c227fc916b23086ced584b7d88a240"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00687",
    "kind": "arxiv",
    "version": 1
  }
}