Pith Number

pith:C6LWQYMC

pith:2016:C6LWQYMCFU2LIIZMGTBVMD4YE7

not attested not anchored not stored refs pending

Must Starforming Galaxies Rapidly Get Denser Before They Quench?

2) ((1) UCLA, (2) STScI), Louis E. Abramson (1), Takahiro Morishita (1

arxiv:1608.07577 v2 · 2016-08-26 · 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{C6LWQYMCFU2LIIZMGTBVMD4YE7}

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	2026-05-18T00:21:43.594998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17976861822d34b4232c34c3560f9827e8e636bbc05a6bc8dae00b094e56610e

Aliases

arxiv: 1608.07577 · arxiv_version: 1608.07577v2 · doi: 10.48550/arxiv.1608.07577 · pith_short_12: C6LWQYMCFU2L · pith_short_16: C6LWQYMCFU2LIIZM · pith_short_8: C6LWQYMC

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/C6LWQYMCFU2LIIZMGTBVMD4YE7 \
  | 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: 17976861822d34b4232c34c3560f9827e8e636bbc05a6bc8dae00b094e56610e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073f072e8469726092dc1bb009a97a78ceac9dcd05d7f049791626a938bfd708",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-08-26T20:00:01Z",
    "title_canon_sha256": "bf9a080b66a0bf117d1fc0c99fda7bf1fc80882fd7a1d1757757dd94d154fa1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07577",
    "kind": "arxiv",
    "version": 2
  }
}