Pith Number

pith:4TO23UIF

pith:2015:4TO23UIFVJMP6WJA4BRKMTCDHB

not attested not anchored not stored refs pending

Status of space-based gamma-ray astronomy

Rolf Buehler

arxiv:1509.00012 v2 · 2015-08-31 · 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{4TO23UIFVJMP6WJA4BRKMTCDHB}

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	2026-05-18T00:37:54.978153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ddadd105aa58ff5920e062a64c433866320df5e302da74f77ffde7aec5467e

Aliases

arxiv: 1509.00012 · arxiv_version: 1509.00012v2 · doi: 10.48550/arxiv.1509.00012 · pith_short_12: 4TO23UIFVJMP · pith_short_16: 4TO23UIFVJMP6WJA · pith_short_8: 4TO23UIF

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/4TO23UIFVJMP6WJA4BRKMTCDHB \
  | 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: e4ddadd105aa58ff5920e062a64c433866320df5e302da74f77ffde7aec5467e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dd870be8426a5ed568737a18bf3e2e394f4aff7f9deb342d17f363529e2258e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-08-31T20:09:45Z",
    "title_canon_sha256": "2c48601850f7fa2ece01bbff0d013c2ea06d56f9b5cd9564e7064643db752b82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00012",
    "kind": "arxiv",
    "version": 2
  }
}