Pith Number
pith:EZ3UEOBO
pith:2011:EZ3UEOBOVPYDEKFCYV3LAFVRSM
not attested
not anchored
not stored
refs pending
HESS J1943+213: a candidate extreme BL Lacertae object
arxiv:1103.0763 v1 · 2011-03-03 · astro-ph.HE
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{EZ3UEOBOVPYDEKFCYV3LAFVRSM}
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
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claim
4
Citations
5
Replications
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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 | 2026-05-18T01:09:25.701303Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
267742382eabf03228a2c576b016b1931c18a329bd49a7b7c8fa93b0d54471e2
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/EZ3UEOBOVPYDEKFCYV3LAFVRSM \
| 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: 267742382eabf03228a2c576b016b1931c18a329bd49a7b7c8fa93b0d54471e2
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "d08c62656fe0b53edc185e3c5d36618379db573263c4e342461bc7a20712c2e6",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.HE",
"submitted_at": "2011-03-03T19:29:29Z",
"title_canon_sha256": "90ec4fda2367ad72aaac438ba69c6f5e60cd6e1ef5aef975f7a85a98bf295ff4"
},
"schema_version": "1.0",
"source": {
"id": "1103.0763",
"kind": "arxiv",
"version": 1
}
}