Pith Number

pith:PCIEBEA7

pith:2016:PCIEBEA7MDGDC4XVP72W6MFGAR

not attested not anchored not stored refs pending

Finding faint HI structure in and around galaxies: scraping the barrel

D. Punzo, J.B.T.M. Roerdink, J.M. van der Hulst

arxiv:1609.03782 v1 · 2016-09-13 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCIEBEA7MDGDC4XVP72W6MFGAR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:04:42.420516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

789040901f60cc3172f57ff56f30a6046facbb5b2e27c694d855c6af4ee8054a

Aliases

arxiv: 1609.03782 · arxiv_version: 1609.03782v1 · doi: 10.48550/arxiv.1609.03782 · pith_short_12: PCIEBEA7MDGD · pith_short_16: PCIEBEA7MDGDC4XV · pith_short_8: PCIEBEA7

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/PCIEBEA7MDGDC4XVP72W6MFGAR \
  | 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: 789040901f60cc3172f57ff56f30a6046facbb5b2e27c694d855c6af4ee8054a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "492ba8d6ed2588fe5531c21394d0f3c89b5df359c44841cc771cf3e586bb1f94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-09-13T11:46:36Z",
    "title_canon_sha256": "6e4e0c4007ffde88f76f14f5fdee642128c7984b2092258d2f2c97ec5c42c014"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03782",
    "kind": "arxiv",
    "version": 1
  }
}