Pith Number

pith:O2WC4BPN

pith:2015:O2WC4BPNFGH2VCHQW3KSSRQNJW

not attested not anchored not stored refs pending

The OH-streamer in Sgr A revisited: analysis of hydroxyl absorption within 10 pc from the Galactic centre

Aage Sandqvist, Kambiz Fathi, Roland Karlsson, Sergio Mart\'in

arxiv:1508.02716 v1 · 2015-08-11 · astro-ph.GA

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	2026-05-18T01:28:03.622820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76ac2e05ed298faa88f0b6d529460d4d92195b4a2d9e99a3d82221040166d592

Aliases

arxiv: 1508.02716 · arxiv_version: 1508.02716v1 · doi: 10.48550/arxiv.1508.02716 · pith_short_12: O2WC4BPNFGH2 · pith_short_16: O2WC4BPNFGH2VCHQ · pith_short_8: O2WC4BPN

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/O2WC4BPNFGH2VCHQW3KSSRQNJW \
  | 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: 76ac2e05ed298faa88f0b6d529460d4d92195b4a2d9e99a3d82221040166d592

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc33f8a6aa238e3754a54430ec2d77057d193aa279511ce1827683b95da454e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-11T20:05:56Z",
    "title_canon_sha256": "1ea34621cc9e52f2c60d277cda836e4d6e0c282682e2caa62e4cac9274857231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02716",
    "kind": "arxiv",
    "version": 1
  }
}