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 - REGION IV-B Award a ₱77.9M contract to LEGACY CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
c16eaddee8628662aa41c2b7c12ff7eaeeb5df88dde0da6ca7709a5265be7db9
Status:
Included and unchanged
Block:
#3,889 2,124 blocks after it
Position in block:
Transaction 200 of 278
Award day:
Sep 27, 2019 (7 yrs 1 mo ago)
Value:
₱77,861,722.70
Project:
1900000000000000002177463371038093278015685394432
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 #3,889 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 - REGION IV-B awarded it to LEGACY CONSTRUCTION CORPORATION on 2019-09-27.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 c16eaddee8…be7db9now …
- 2. Block Merkle root changedstored 5911f4fde9…dcd6e7now …
- 3. Block #3889 hash changedstored dfa70886f8…e6256anow …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf c16eaddee8628662aa41c2b7c12ff7eaeeb5df88dde0da6ca7709a5265be7db9
- 01 R c3dc0bfcb121493f846db3c3e490bebb46556a0b3e4cbdff9b0bbc242d5fec0e
- 02 R 1b3180034647c24e2d260ee852b1a8faef3630e6d9750386263ecd571c86a04c
- 03 R 943ec624698c1ab1a7d651bc75bc968eefb2ff8d447df18251907305c6624d6f
- 04 L 9432c71868f5a238e1bdab46ae8019a8315b06bd8afb050282f8ef2b4d2e3cb5
- 05 R 8fce8262eec71f9218ab10fb5570a3c643b141bc49da02cd013cbded992f056b
- 06 R 8c629ecf9c42b70bddff34ea8a717fcc265a8136e1a039414588bddc7c8d5b27
- 07 L 60a3d7c03b012126b5fdc4fae96356e10c3d7cdcc3bf230f29eb1e574d1292c0
- 08 L 514e128e7004d6bb8e5c485f092e46acb877bc53c576ee7289ef0a95326e3958
- 09 R ad3dce9513b046e4db257e74fe178841ad4e0a445c2192fa082919fb964708b1
- root 5911f4fde981dac8826c718821926fea1b556e9a75a96607430aea531adcd6e7