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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUIRINO DEO Award a ₱2.0M contract to C-BROS. CONSTRUCTIONNational agencies
Transaction hash:
c44aed33b85601dcbf74eaf63c1eb15fdbdc41150d1fbf2ad66ff2d136ed46c0
Status:
Included and unchanged
Block:
#3,264 2,749 blocks after it
Position in block:
Transaction 193 of 251
Award day:
Dec 4, 2017 (8 yrs 11 mo ago)
Value:
₱1,997,761.68
Project:
17BK0208 Maintenance/ Improvement of DPWH Buildin
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 #3,264 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUIRINO DEO awarded it to C-BROS. CONSTRUCTION on 2017-12-04.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c44aed33b8…ed46c0now …
- 2. Block Merkle root changedstored 9fac15dc38…a2b501now …
- 3. Block #3264 hash changedstored cd026f4fea…502722now …
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 250 records. Each step hashes the current value together with the sibling shown.
- leaf c44aed33b85601dcbf74eaf63c1eb15fdbdc41150d1fbf2ad66ff2d136ed46c0
- 01 L c3aa25fcde72b440250df872c157b9a575dffafe418ac8ece8830f445b17137a
- 02 R 2d76ffdb88658dc37b086c56c9e7569c8a9d0c924291d88b5be1d289987455a2
- 03 R 868f5cd7f17b8e8388dd16e6dffd758af778a98808acbd141f5a20a1191e68d3
- 04 R 8dc2b72baf7496b31808703242e1e63bc4ae141630ce06dd4a906590eb61afa6
- 05 R 3d3bf8eb82552ef6611b70edf97b1b6f45efd0de1c72bd7605e3ff7d5ad5aa28
- 06 R 499af6b29362bd3bd337f34bcf63a623b6f066a07c461732081eec719d3490f4
- 07 L 4b10ea34b06847b911495f358da6ab7d67da0b24b034ccf5b4780fa9e2eb5cc7
- 08 L 0d84dd8c45cc32533bbc15be56db45685fd5168bd85f60ebcfc56c48635bb4ac
- root 9fac15dc38b5bc2099195cca6c33a49f545456978085b52e4d9caa38e0a2b501