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 - ILOILO CITY DEO Award a ₱1.9M contract to V.N. GRANDE BUILDERS & SUPPLYNational agencies
Transaction hash:
b23a9601a76d2afeb4822f09a35d62038f4a34e7e6cd9b980c77c78a9b81c47b
Status:
Included and unchanged
Block:
#3,346 2,667 blocks after it
Position in block:
Transaction 191 of 267
Award day:
Feb 27, 2018 (8 yrs 8 mo ago)
Value:
₱1,919,888.60
Project:
Construction/ Rehabilitation
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 #3,346 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 - ILOILO CITY DEO awarded it to V.N. GRANDE BUILDERS & SUPPLY on 2018-02-27.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 b23a9601a7…81c47bnow …
- 2. Block Merkle root changedstored 90ec274028…18b533now …
- 3. Block #3346 hash changedstored d8eb0e0ba8…e32ffcnow …
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 266 records. Each step hashes the current value together with the sibling shown.
- leaf b23a9601a76d2afeb4822f09a35d62038f4a34e7e6cd9b980c77c78a9b81c47b
- 01 L b0f43d615129dcaddbddee3040d7bb72536bd342e0bc1c0549011428944b19bf
- 02 L 8ada9da134052dab90287a79ee83a9a435655f099352516e56bfa1d21d316e59
- 03 L 304c700458cc1c25d569e8d9e518ac0fb54531fc8386465bfb221f7a441ef3a6
- 04 L 77931aabce12c8ec0ab31ef9c29f5f606ca65c79298e3b60e467257f18854f0a
- 05 L bb8ecf127daeca9f9381ef0c4b14e53e6d3a52c2d7aa648de8dc3552daa8448e
- 06 L d75ac9bedb462cebf4f20a891435713e8af3f9b335351cb4fa5313d78b68fea0
- 07 R 896b67df2035a1419ad177214534cc4361b21fcc25a07cd85002997ba69521f6
- 08 L 30763ebd6b0bcd2f64f5e02569ff1c30316a21fa7f23a4992833c0dfd47d87b7
- 09 R 8cb92cde872d114b25babb9558a77958a896803b67cfe39e7cee3deeae22c8f1
- root 90ec2740286c835b2b1fd125def7a0f43a23510abdfe45824e2b66177018b533