Pith Number

pith:UI6TYCGI

pith:2014:UI6TYCGIC54WPJKWWO3QK7K5Q4

not attested not anchored not stored refs pending

On the Reversal of SFR-Density Relation at z=1: Insights from Simulations

Renyue Cen (Princeton University), Stephanie Tonnesen

arxiv:1405.1049 v1 · 2014-05-05 · astro-ph.GA · astro-ph.CO

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

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	2026-05-18T01:43:17.650530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a23d3c08c8177967a556b3b7057d5d872bee139a8d02874af3a2d2e87b116f6b

Aliases

arxiv: 1405.1049 · arxiv_version: 1405.1049v1 · doi: 10.48550/arxiv.1405.1049 · pith_short_12: UI6TYCGIC54W · pith_short_16: UI6TYCGIC54WPJKW · pith_short_8: UI6TYCGI

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/UI6TYCGIC54WPJKWWO3QK7K5Q4 \
  | 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: a23d3c08c8177967a556b3b7057d5d872bee139a8d02874af3a2d2e87b116f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d2a2c848abeedee2e29d7fd08c9388ffe70fcf2d99f43e8939e091557bb2224",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-05-05T20:00:52Z",
    "title_canon_sha256": "881db9e2fa199f599ff76d4e01725362f70beab28742a0675b9d5edee78dba8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1049",
    "kind": "arxiv",
    "version": 1
  }
}