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 ₱3.3M contract to L.L. MARRON CONSTRUCTION & TRADINGCities
Transaction hash:
94483764c85a7ea0952fac80f2d09d1fe7525de0bf7e736842a69d3f17700f82
Status:
Included and unchanged
Block:
#5,149 864 blocks after it
Position in block:
Transaction 175 of 324
Award day:
May 10, 2023 (3 yrs 6 mo ago)
Value:
₱3,270,270.27
Project:
Improvement of Flood Control Structure Along Bulao
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 #5,149 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 2023-05-10.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 94483764c8…700f82now …
- 2. Block Merkle root changedstored abee4339d5…da577enow …
- 3. Block #5149 hash changedstored 482dff9396…3e2826now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 323 records. Each step hashes the current value together with the sibling shown.
- leaf 94483764c85a7ea0952fac80f2d09d1fe7525de0bf7e736842a69d3f17700f82
- 01 L 935446e082f762a33adf20301800ac8557aac5055a7f6a3965805dd14801c127
- 02 L b5a8944e23e0678126efbe2486114529c371ac5e68bc7cdf81c5db204724d386
- 03 L bd9168776d846a9382710a116e90a6dca13c4f196f49086f00f5119975bf74c5
- 04 L 2c0a223eac8d0fd16cfdac899b88f8a629a0664a243e51fc3c80c9a866db4b48
- 05 R fd956474a61b2cd5d5ad2ea1df079b1f4239dce0bf7aa4843625210a95c9bb63
- 06 L 67a227ef0b516caf4b4a8a435b9552deae271e0aac18c2215dce5007cea8e495
- 07 R 74f16a0bae0bb477af4d0f60b55872fa76a918aa7cea5baa293c410aa6411af4
- 08 L 5d20db038b52b8f0b8c89f52dea2bbc087874da60b41a8f6cbdb06e4ec781526
- 09 R 524858d773fcc9e3b5d51934a1d58c9ed62e12e6fdb790ae6e08eb2d00efc706
- root abee4339d57478ef9dc3e7b663c7d8bd68ac792f5bcbf4fb2fcd04d774da577e