DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
CITY OF ANTIPOLO, RIZAL Award a ₱4.4M contract to L.L. MARRON CONSTRUCTION & TRADINGCities
Transaction hash:
d9be7b85fbfee81a79cdff336443678e0e192fa155c4c4533082efdbabc9f4cf
Status:
Included and unchanged
Block:
#4,960 1,053 blocks after it
Position in block:
Transaction 182 of 225
Award day:
Oct 28, 2022 (4 yrs ago)
Value:
₱4,360,891.22
Project:
Installation of Additional Streetlights at Brgy. M
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,960 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)CITY OF ANTIPOLO, RIZAL awarded it to L.L. MARRON CONSTRUCTION & TRADING on 2022-10-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of City of Antipolo gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored d9be7b85fb…c9f4cfnow …
- 2. Block Merkle root changedstored d5a86a6346…733cd6now …
- 3. Block #4960 hash changedstored a5c11d2f79…2e1279now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 224 records. Each step hashes the current value together with the sibling shown.
- leaf d9be7b85fbfee81a79cdff336443678e0e192fa155c4c4533082efdbabc9f4cf
- 01 R d9c458983c173245a5521a3d27dbb0fd454f5dacb88566f3dd18bed5c071d519
- 02 L 380bdfc9af67549c07afdab2a9b6b2ed4544b4fe09ae2d275c847e9b46f3d465
- 03 L d5ea88f3db5d3f257ef9bf03a42cf531f7b8f30ce011c1f646442ba5a2924443
- 04 R 866aaa7be4f6945fd14e7a61f14299f212818752cba16b826e819efe2fe9ef51
- 05 L 701fdbf70cb2ed82e93437f6373f52b4a77990988bf2215fd974cbeab803933d
- 06 L c12adb1145d904acb4c5ff88af102be1de8cceae3194b54e242946d72c2d7113
- 07 R e3750ad116a25842b16d8b7ece4d6707691304e4035dc06d9b7425c20d6002f4
- 08 L 72aadea20543090b189a3dca68cc961fe644f0ca6cd1651edee306cb626d903e
- root d5a86a6346bf55331eff61c02d95824c3a3310833869a1a37128586142733cd6