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 - EASTERN SAMAR DEO Award a ₱5.2M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
e34a40be542ffc4a4b47a6d8a8e3e4d86b092ca4bcbf71781e95b38f7ae15842
Status:
Included and unchanged
Block:
#3,214 2,799 blocks after it
Position in block:
Transaction 195 of 230
Award day:
Oct 10, 2017 (9 yrs 1 mo ago)
Value:
₱5,182,567.90
Project:
17IB0111 - Re-Advertised - Construction of 1-Unit,
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 #3,214 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)DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - EASTERN SAMAR DEO awarded it to TUBIGAN BUILDERS on 2017-10-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17IB0111: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-02-21). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 e34a40be54…e15842now …
- 2. Block Merkle root changedstored 5739bc69a6…6178c1now …
- 3. Block #3214 hash changedstored fdc5fb9bc1…48351enow …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf e34a40be542ffc4a4b47a6d8a8e3e4d86b092ca4bcbf71781e95b38f7ae15842
- 01 L e33e7d1efea460114b4e765f71823021b642b804c0cfcd44129ea21a95719864
- 02 L b400654c5201a893331c57e7b3869de9f367659d0dce1df211ce289494bb92a7
- 03 R 0d7b6f88256a277f518bb9a9efb09f36da1c10efd2ab1a5476885a54d51c72a8
- 04 R b715f7fece04d079502abf81327d759bbefbea15f1b0c704147496d8763a684f
- 05 R 03d0f10b52d621c9aacf6f521b48c406317371b27c0b3061509f553b2513354a
- 06 R ea8048c2b4c4923e1beec27d7c84523a70451311867ff863e4ef8ada67c0ee1e
- 07 L e4cd3bc797759e890cd10ae9ac6fae67af6f77db16848e426cf9d636d22596eb
- 08 L f0590003e402ce4c57a048007cdb565e499ad7f137b3b8edc6b16d280b2de0d8
- root 5739bc69a632acf0d9a4a377040ef3716ae5cb063fd14220c89e300df86178c1