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 STA. CRUZ, ZAMBALES Award a ₱4.4M contract to 4 NL CONSTRUCTIONMunicipalities
Transaction hash:
a2db228ba35e4807ee564daa1dad09d78dae03d2e088a136c33e5cd1b8f73383
Status:
Included and unchanged
Block:
#2,612 3,401 blocks after it
Position in block:
Transaction 171 of 256
Award day:
Dec 21, 2015 (10 yrs 10 mo ago)
Value:
₱4,354,199.08
Project:
2 CWN
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 #2,612 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 STA. CRUZ, ZAMBALES awarded it to 4 NL CONSTRUCTION on 2015-12-21.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 Santa Cruz gave a "unmodified" 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 a2db228ba3…f73383now …
- 2. Block Merkle root changedstored 2a6168f8c1…14f5e4now …
- 3. Block #2612 hash changedstored c2bcc51433…c06904now …
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 255 records. Each step hashes the current value together with the sibling shown.
- leaf a2db228ba35e4807ee564daa1dad09d78dae03d2e088a136c33e5cd1b8f73383
- 01 L a0576145eccca8ca6c64df59112bf53f02b99cd9576df37080042ddad8fa7010
- 02 L 3962cdfe78260c92717b782bfe383f1499847eb06f79e61d6fceb0d54f870ab9
- 03 R 96ec4229479574461cf86b75b95f19af61419352a305e90a66e6e65df00350dd
- 04 L bb786d4a9cca7db193a3646d65aa1f6dc89e868a96e57fb6e0a88da7373e5a2c
- 05 R cf50c7a6173fb9a12594310d265f8cb198de4a568cb5c7f48ffa488f3d618230
- 06 L d85183f9d1ac3f5a4f3f8b32e2a2e2ef096153c7d0c402a102a6a5ee09da94a5
- 07 R 8862341939f476f1ed062a7ea9f3a39a8579ccff11718745eb339056a3e2ec42
- 08 L 9b61968e0d35644c922b7e47e5354f68c1aa076ec2cba76402c5264e0932674b
- root 2a6168f8c127f48dfbf4442ed23d3bc1f656adcb7e42fd2f11c6a1101114f5e4