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 - BATAAN 1ST DEO Award a ₱18.2M contract to TRIPLE 8 CONST. & SUPPLY INC.National agencies
Transaction hash:
a7d4b7bbda76103ea05cbc88cb3986e62f9f9d625e089882505ea352c4fca824
Status:
Included and unchanged
Block:
#3,045 2,968 blocks after it
Position in block:
Transaction 109 of 170
Award day:
Apr 12, 2017 (9 yrs 7 mo ago)
Value:
₱18,243,680.00
Project:
Construction/Maintenance of Flood Mitigation Structures and Drainage Systems-Improvement of Abucay River, Abucay, Bataan
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 #3,045 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 - BATAAN 1ST DEO awarded it to TRIPLE 8 CONST. & SUPPLY INC. on 2017-04-12.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 a7d4b7bbda…fca824now …
- 2. Block Merkle root changedstored 2d91f18caa…a303efnow …
- 3. Block #3045 hash changedstored 0426daccd8…7bd7cenow …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf a7d4b7bbda76103ea05cbc88cb3986e62f9f9d625e089882505ea352c4fca824
- 01 L a683f745c9b192ef8e0b63cf4ff2da7deb58fae9bebad650c548071c9370d7d4
- 02 R 99b7b43cac8d7eeb57dabaa0f2598c930e5d5ce162226a50e94a69b3ca6e27b9
- 03 L d2ea9a9ad3e166e21e6fbd16593ed408b3ee6909f90602363bd177cb81fc79e5
- 04 L 12e3778476ef20aac43db4860f481d64279f0a11a8bccab5a709324534f88464
- 05 R c2590bd115d66907414f254551c74724e97d500b1059f5324d5a916cd24ec8f0
- 06 L 9c1abce3b119b225b20af9831fdb57351bcc730dabf0a41bc0796b7364751efa
- 07 L 302723200ec537417e54c0cf4e81496621f2fe31782109c838fdc38587f8bcde
- 08 R ef0f2028fbed44c0490bd1beef29151a73f8030040a536e6abd8094bb0ad191d
- root 2d91f18caaea7aeda35a8361d5e43bc53023935393454fa063dbcb6cc3a303ef