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 III Award a ₱85.5M contract to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP.National agencies
Transaction hash:
b9837cff3ffc53ce47e20565b2e3b151edab3567e890a5b691742d8c8f406b2b
Status:
Included and unchanged
Block:
#3,434 2,579 blocks after it
Position in block:
Transaction 204 of 261
Award day:
May 31, 2018 (8 yrs 5 mo ago)
Value:
₱85,493,097.96
Project:
18C00016
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 #3,434 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 III awarded it to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP. on 2018-05-31.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)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 b9837cff3f…406b2bnow …
- 2. Block Merkle root changedstored 59ccf1d692…f30e9bnow …
- 3. Block #3434 hash changedstored 0f6a5dbf6f…8eba18now …
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 260 records. Each step hashes the current value together with the sibling shown.
- leaf b9837cff3ffc53ce47e20565b2e3b151edab3567e890a5b691742d8c8f406b2b
- 01 R bb310d58a3ca072c4d7fed7b312fa2d3e858fda6de8b77ce172e2f735de2c404
- 02 R 069db1a3bbd606afe33975b108776af73cf9c47a28ea39eab3918fdb81b12e64
- 03 L c298b8a4998ecb3399ca6d1ebf4bb2f099c83d8946229fc9d1e43cc1d0058359
- 04 L 8cf3db4277a50388d5d5765f6549d74ec6a4bbe6aa73974da2806389c38121e8
- 05 R 20cc70591a5ce7e696e6bd67bd25800985f7a3ed64d8cc249449fdd52b1546f2
- 06 R dfcaa7dd59438f70e9196ac0d8592659a80e17c0ca51adfe71b187f39937a800
- 07 L 0dd65933a2dc82a228ac2c75c6668b211b30ff130829ffd797ae2867f3470a9b
- 08 L 45de6d85b58aee39086c99098c4e5d5624ce6adc0e2f7711f48b6b305b60adab
- 09 R 053fd8f2a95314b17f1fbf28a4c2349570f69f0127296ed30136faf46ffba8a5
- root 59ccf1d69227fef78e8a0cc3dc6775e3d747cf3f6bda2ba1ccc06e46a2f30e9b