Pith Number

pith:OV5UFRIC

pith:2016:OV5UFRICXAQJKZC4M5QQKX5C7D

not attested not anchored not stored refs pending

Constraining the Age and Distance of the Galactic Supernova Remnant G156.2+5.7 by H-alpha Expansion Measurements

Dan Milisavljevic, Masaomi Tanaka, Robert Fesen, Satoru Katsuda, Tomoki Morokuma

arxiv:1605.07271 v1 · 2016-05-24 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OV5UFRICXAQJKZC4M5QQKX5C7D}

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	2026-05-18T01:10:02.870907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

757b42c502b82095645c6761055fa2f8e1ba7c0fed73621a66b902fccf7544ff

Aliases

arxiv: 1605.07271 · arxiv_version: 1605.07271v1 · doi: 10.48550/arxiv.1605.07271 · pith_short_12: OV5UFRICXAQJ · pith_short_16: OV5UFRICXAQJKZC4 · pith_short_8: OV5UFRIC

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/OV5UFRICXAQJKZC4M5QQKX5C7D \
  | 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: 757b42c502b82095645c6761055fa2f8e1ba7c0fed73621a66b902fccf7544ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45dd64bc69a74d87d49aabbeb76187b7c6c22d10a68da642a944ee8614e995c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-05-24T02:52:13Z",
    "title_canon_sha256": "700a0e28ba26a250232a2b159cd13bb63802319194eacf783af2f8fae760cdb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07271",
    "kind": "arxiv",
    "version": 1
  }
}