Pith Number

pith:VSFU2W57

pith:2021:VSFU2W57B3ZBMAMHCHAKLA5CBE

not attested not anchored not stored refs pending

ALMA-IRDC: Dense gas mass distribution from cloud to core scales

A. Avison, \'A. S\'anchez-Monge, A. T. Barnes, C. Y. Law, F. Bigiel, F. Fontani, G. Cosentino, I. Jim\'enez-Serra, J. C. Tan, J. D. Henshaw, J. E. Pineda, K. Wang, L. Moser, P. Caselli, R. J. Parker, S. Feng, S. Kong, S. N. Longmore

arxiv:2103.09122 v1 · 2021-03-16 · 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{VSFU2W57B3ZBMAMHCHAKLA5CBE}

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	2026-07-05T02:27:44.472724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac8b4d5bbf0ef216018711c0a583a2092c5992c2b73d586bf0dcaac4231262f0

Aliases

arxiv: 2103.09122 · arxiv_version: 2103.09122v1 · doi: 10.48550/arxiv.2103.09122 · pith_short_12: VSFU2W57B3ZB · pith_short_16: VSFU2W57B3ZBMAMH · pith_short_8: VSFU2W57

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/VSFU2W57B3ZBMAMHCHAKLA5CBE \
  | 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: ac8b4d5bbf0ef216018711c0a583a2092c5992c2b73d586bf0dcaac4231262f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb03055d34c2fdd3416066fb40077c4fbe5d37c7600552cfce48437fcc0c8b65",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-16T15:11:27Z",
    "title_canon_sha256": "79611aa44c8ac6a8ece97ae7f8f44359ccad670ee04bf0c5295edf25a08ca3c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09122",
    "kind": "arxiv",
    "version": 1
  }
}