Pith Number

pith:K2CYS7WS

pith:2019:K2CYS7WSWIFBKCN5US5KHWCOQG

not attested not anchored not stored refs pending

On the Elevation and Suppression of Star Formation within Galaxies

Enci Wang, Gabriele Pezzulli, Jorryt Matthee, Simon J. Lilly

arxiv:1901.10276 v2 · 2019-01-29 · 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{K2CYS7WSWIFBKCN5US5KHWCOQG}

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	2026-05-17T23:43:37.178226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5685897ed2b20a1509bda4baa3d84e8197dcc439dde6a6a61a973fedfd014bf4

Aliases

arxiv: 1901.10276 · arxiv_version: 1901.10276v2 · doi: 10.48550/arxiv.1901.10276 · pith_short_12: K2CYS7WSWIFB · pith_short_16: K2CYS7WSWIFBKCN5 · pith_short_8: K2CYS7WS

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/K2CYS7WSWIFBKCN5US5KHWCOQG \
  | 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: 5685897ed2b20a1509bda4baa3d84e8197dcc439dde6a6a61a973fedfd014bf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e84cc725c1a222c93a7159688543f4732e2794429af17cd2c7875081504ff2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-29T13:36:39Z",
    "title_canon_sha256": "b050d79b4a57869f25eddce4f138a7730e7ed25cc36ce9f22689866c297e0b48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10276",
    "kind": "arxiv",
    "version": 2
  }
}