Pith Number

pith:62D2IYW3

pith:2011:62D2IYW3IGRZK4EV6IIOPFHP3Q

not attested not anchored not stored refs pending

A Spallation Model for the Titanium-rich Supernova Remnant Cassiopeia A

(2) Physics&Astronomy, AB, Amir Ouyed (1), CA, California State University Long Beach, Canada, Denis Leahy (1), Prashanth Jaikumar (2) ((1) Physics&Astronomy, Rachid Ouyed (1), University of Calgary, USA)

arxiv:1109.2124 v1 · 2011-09-09 · astro-ph.HE · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62D2IYW3IGRZK4EV6IIOPFHP3Q}

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	2026-05-18T02:00:36.958909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f687a462db41a3957095f210e794efdc3cd3e0882fcf7cc43cb5e41410a6a0d9

Aliases

arxiv: 1109.2124 · arxiv_version: 1109.2124v1 · doi: 10.48550/arxiv.1109.2124 · pith_short_12: 62D2IYW3IGRZ · pith_short_16: 62D2IYW3IGRZK4EV · pith_short_8: 62D2IYW3

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/62D2IYW3IGRZK4EV6IIOPFHP3Q \
  | 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: f687a462db41a3957095f210e794efdc3cd3e0882fcf7cc43cb5e41410a6a0d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f03a04abf382aa7c923baf0ec1d23c24a1aa5531779992f3d1b68cf92312572",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-09-09T20:09:45Z",
    "title_canon_sha256": "0424371b599c4df0cd810ea0e27d50a9f0b942015b96453c77927549c387d27f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2124",
    "kind": "arxiv",
    "version": 1
  }
}