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 - PALAWAN 1ST DEO Award a ₱508.4K contract to LEA & SONS TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
e9d68ada9880cd424cfd15d501b258930f84fecbe705483e24b95bc373dc76cb
Status:
Included and unchanged
Block:
#2,574 3,439 blocks after it
Position in block:
Transaction 157 of 172
Award day:
Nov 11, 2015 (11 yrs ago)
Value:
₱508,400.00
Project:
15EE0067 - Repainting of Concrete Bridges
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 #2,574 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 - PALAWAN 1ST DEO awarded it to LEA & SONS TRADING AND CONSTRUCTION on 2015-11-11.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 e9d68ada98…dc76cbnow …
- 2. Block Merkle root changedstored 7191ab164d…5ce124now …
- 3. Block #2574 hash changedstored 8c179ab33b…c04662now …
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 171 records. Each step hashes the current value together with the sibling shown.
- leaf e9d68ada9880cd424cfd15d501b258930f84fecbe705483e24b95bc373dc76cb
- 01 L e88c8f763e39eda60c4b791fbadfe79337c6545ec129b81a2792483e6489117c
- 02 R 4dfbe703ff7777459297a649f9e47f6fe5a3373370b09da62cc7199425619311
- 03 L aa7d0a5b01b3d45b1153107f5a58c971a4afd4d5cdcc975fd7677245a542fbfe
- 04 L 73909e1b485087ee5ed16a7c5c2a9826821fb66dc841b656507f1a3a18ac4022
- 05 L 5183c412b2a55087e6077808cf9813953859c6f9ff5cafca8c07be4cf7af0765
- 06 R 7dddff0d996d6ba437b06b3e966c24f02c1b7d30a1161667e0ffb0bdb9baf14c
- 07 R 6a8654c806d184bc00b48064c07b5dbee12bc962f1912939e31f0a7283adefdb
- 08 L d3fe8d7f7b65f77209e379364be75b6ab30bff6f9b1d3bc2293701eab94d0e24
- root 7191ab164da6db89b2717011b038f2cc3a75f78c36da72fcb6b93cac255ce124