Pith Number

pith:ED7MCKMU

pith:2016:ED7MCKMUPALUUWTNZHVKPHOOIT

not attested not anchored not stored refs pending

Rapid Circumstellar Disk Evolution and an Accelerating Star Formation Rate in the Infrared Dark Cloud M17 SWex

Barbara A. Whitney, Leisa K. Townsley, Matthew S. Povich, Patrick S. Broos, Robert R. King, Thomas P. Robitaille, Tim Naylor, Wesley T. Orbin

arxiv:1604.06497 v1 · 2016-04-21 · astro-ph.GA · 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{ED7MCKMUPALUUWTNZHVKPHOOIT}

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	2026-05-18T01:10:49.659202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20fec1299478174a5a6dc9eaa79dce44f0346e177273b4a68efedf582c9a0214

Aliases

arxiv: 1604.06497 · arxiv_version: 1604.06497v1 · doi: 10.48550/arxiv.1604.06497 · pith_short_12: ED7MCKMUPALU · pith_short_16: ED7MCKMUPALUUWTN · pith_short_8: ED7MCKMU

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/ED7MCKMUPALUUWTNZHVKPHOOIT \
  | 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: 20fec1299478174a5a6dc9eaa79dce44f0346e177273b4a68efedf582c9a0214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dba34d0eba142134660087ef68e81e5d849b03f68d4ed8640bf28448406ad23",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-21T21:32:53Z",
    "title_canon_sha256": "7e662d17e2f4574737bc5cbe4dffe544bfd3845615749d30437eee922568f721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06497",
    "kind": "arxiv",
    "version": 1
  }
}