Pith Number

pith:ZYQQ4FDD

pith:2019:ZYQQ4FDD357PL7SRZ2TTRL5RPV

not attested not anchored not stored refs pending

Surveying the Giant HII Regions of the Milky Way with SOFIA: II. M17

James M. De Buizer, James T. Radomski, Wanggi Lim

arxiv:1912.02855 v1 · 2019-12-05 · 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{ZYQQ4FDD357PL7SRZ2TTRL5RPV}

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	2026-07-05T00:35:20.326975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce210e1463df7ef5fe51cea738afb17d4af4963cd5ab3d62017bac744e6c7acf

Aliases

arxiv: 1912.02855 · arxiv_version: 1912.02855v1 · doi: 10.48550/arxiv.1912.02855 · pith_short_12: ZYQQ4FDD357P · pith_short_16: ZYQQ4FDD357PL7SR · pith_short_8: ZYQQ4FDD

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/ZYQQ4FDD357PL7SRZ2TTRL5RPV \
  | 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: ce210e1463df7ef5fe51cea738afb17d4af4963cd5ab3d62017bac744e6c7acf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bff818c3e0cf117589a3858f259478f131c27fb5a665e8febb948c749569838",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-05T20:04:40Z",
    "title_canon_sha256": "1f82b5d2be1a4fe2a1616826c7b62b33828d39b16a421ef0c05bf7ce1f94befe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.02855",
    "kind": "arxiv",
    "version": 1
  }
}