Pith Number

pith:N7UYCENG

pith:2015:N7UYCENGUIL6DXKTOZ24I7PVPD

not attested not anchored not stored refs pending

A Transmissive X-ray Polarimeter Design For Hard X-ray Focusing Telescopes

Dong Han, Fangjun Lu, Hong Li, Hua Feng, Jianfeng Ji, Li He, Ming Zeng, Peiyin Heng, Qiong Wu, ShuangNan Zhang, Tenglin Li, Yinong Liu, Yongwei Dong, Zhi Deng

arxiv:1509.04389 v1 · 2015-09-15 · astro-ph.IM

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	2026-05-18T01:33:07.299827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fe98111a6a217e1dd537675c47df578e58511aae82e1158e9cec5ac2a7ba5ff

Aliases

arxiv: 1509.04389 · arxiv_version: 1509.04389v1 · doi: 10.48550/arxiv.1509.04389 · pith_short_12: N7UYCENGUIL6 · pith_short_16: N7UYCENGUIL6DXKT · pith_short_8: N7UYCENG

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/N7UYCENGUIL6DXKTOZ24I7PVPD \
  | 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: 6fe98111a6a217e1dd537675c47df578e58511aae82e1158e9cec5ac2a7ba5ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e352dcbeac57d46c5fedcdc58bc94038882b86475402ec7d98f033ba3962b003",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-09-15T04:06:52Z",
    "title_canon_sha256": "87dfb5947a06370339bad8d064575d84b218c00ba38f97fb49834869726d1050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04389",
    "kind": "arxiv",
    "version": 1
  }
}