Pith Number

pith:Z5IG5FVX

pith:1997:Z5IG5FVX6SAOLL4Q47F5QSWYCZ

not attested not anchored not stored refs pending

On the enrichment of the intergalactic medium by galactic winds

Biman Nath, Neil Trentham

arxiv:astro-ph/9707177 v1 · 1997-07-16 · astro-ph

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	2026-05-18T01:40:17.020034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf506e96b7f480e5af90e7cbd84ad8165793b3e626aeacc32297b26ea3ae707b

Aliases

arxiv: astro-ph/9707177 · arxiv_version: astro-ph/9707177v1 · doi: 10.48550/arxiv.astro-ph/9707177 · pith_short_12: Z5IG5FVX6SAO · pith_short_16: Z5IG5FVX6SAOLL4Q · pith_short_8: Z5IG5FVX

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/Z5IG5FVX6SAOLL4Q47F5QSWYCZ \
  | 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: cf506e96b7f480e5af90e7cbd84ad8165793b3e626aeacc32297b26ea3ae707b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c02ad2a319e9cb8a3c620fa4d4a570d33124cbbf8783b0faaaad1f5c316ad0c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-16T04:03:41Z",
    "title_canon_sha256": "1019af4b7e5d90d20552077ea61c8560abd2c912cbc4e021bd049fc0627b3aef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707177",
    "kind": "arxiv",
    "version": 1
  }
}