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 - SMMSED Award a ₱1.9M contract to D.R. ROBLES CONSTRUCTIONNational agencies
Transaction hash:
ddfffe174f97b7be85a25a9c5d554679e6f68a4b7b4e1c28a683ff3b13acfa7d
Status:
Included and unchanged
Block:
#1,133 4,880 blocks after it
Position in block:
Transaction 28 of 31
Award day:
May 2, 2011 (15 yrs 6 mo ago)
Value:
₱1,861,280.41
Project:
Construction/Rehabilitation/Completion of Flood Control project Brgy. Alabang, Muntinlupa City (32 L & B3 CMPD)
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 #1,133 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 - SMMSED awarded it to D.R. ROBLES CONSTRUCTION on 2011-05-02.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 ddfffe174f…acfa7dnow …
- 2. Block Merkle root changedstored c5e92a2db4…4a193cnow …
- 3. Block #1133 hash changedstored f8175b3ba8…3fa329now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 30 records. Each step hashes the current value together with the sibling shown.
- leaf ddfffe174f97b7be85a25a9c5d554679e6f68a4b7b4e1c28a683ff3b13acfa7d
- 01 R e28ea2d207a26a3c611c7bad46d016af06ff1589ec259295d211d0ebbde02e90
- 02 R c6f6b991dbcddbfa4d8608db42d1bf5313d98992359ae709acff6b00151e67a5
- 03 L 645bb5be482c843ad9ba8ba86cd39920f634e2a30daadbdd9f1c6818c6d1e8eb
- 04 L 192b37c5a9ae2978f2166ba42c8fd7531ff92c86fd8e10ec524252882f639656
- 05 L 82cb1963df3fec6851fc93b995beb58db665ff65d51c33ff6a14917459f45450
- root c5e92a2db4a0338fa296307ca01f30f8b25df3a31b8057da60e6678bed4a193c