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
MUNICIPALITY OF SAN NICOLAS, ILOCOS NORTE Award a ₱4.9M contract to ZEDIK BUILDERSMunicipalities
Transaction hash:
c875e1691b45ff90cd7b096b9dfcb22a44d85e1bd0f3027f411eba83f2fbd6f9
Status:
Included and unchanged
Block:
#1,546 4,467 blocks after it
Position in block:
Transaction 45 of 59
Award day:
Aug 31, 2012 (14 yrs 2 mo ago)
Value:
₱4,941,287.73
Project:
Concrete Paving of Farm to Market Road
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 #1,546 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)MUNICIPALITY OF SAN NICOLAS, ILOCOS NORTE awarded it to ZEDIK BUILDERS on 2012-08-31.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 San Nicolas 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 c875e1691b…fbd6f9now …
- 2. Block Merkle root changedstored d9035567cc…235301now …
- 3. Block #1546 hash changedstored ce2341f78e…63a901now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 58 records. Each step hashes the current value together with the sibling shown.
- leaf c875e1691b45ff90cd7b096b9dfcb22a44d85e1bd0f3027f411eba83f2fbd6f9
- 01 L c187a6265fd371bf1669efa20897bcd5aacacb69075c16e3ca876452b1da517b
- 02 R 6c0c0899219be9f03ec39c5f42f911b6ed98f5aac620623641ba4abcfe8751bb
- 03 L 6dbf7b801dc830b3a19954d1bf27079f4952e4d6882baa65830e94a738e27ba7
- 04 L 30048cc3b98352e86704ef35ac23c0bce9e90457f6909d1dd6560da489f258e3
- 05 R f9cec44f79a9148aeff41f8a33f737baace6fc6e2043f3561b18652c8856aa16
- 06 L 805a7c7a5fbeca45137d2271c6e85438f28cb9d471e1945387477ddf94e833ee
- root d9035567cc0fb2a1e9e3a029132b2164eea44dd28d37a4831788d5e45b235301