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 TRANSPORTATION AND COMMUNICATIONS - MAIN Award a ₱964.4K contract to E. GARCIA CONSTRUCTION & E. GARCIA GRAVEL & SANDNational agencies
Transaction hash:
ad77a8fc5fa0c7daebc8bfc313e71ee76ddce9777ef28c19a88775c5582d1692
Status:
Included and unchanged
Block:
#294 5,719 blocks after it
Position in block:
Transaction 1 of 4
Award day:
Mar 12, 2008 (18 yrs 8 mo ago)
Value:
₱964,436.69
Project:
Tinambac Port Development Project
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 #294 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 TRANSPORTATION AND COMMUNICATIONS - MAIN awarded it to E. GARCIA CONSTRUCTION & E. GARCIA GRAVEL & SAND on 2008-03-12.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 ad77a8fc5f…2d1692now …
- 2. Block Merkle root changedstored a4298d17f5…f80488now …
- 3. Block #294 hash changedstored 786c67d11e…99733cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (2 steps)
How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.
- leaf ad77a8fc5fa0c7daebc8bfc313e71ee76ddce9777ef28c19a88775c5582d1692
- 01 L 2de7b30f12b82d9172c509cb0976801d1bccbe140fa0308d12009a6f97967d8f
- 02 R e0d998004fb6b03e25f4befc093783fdabd0c58292244045f2372c766462287f
- root a4298d17f5de72bcb7a24080ae682a62882f2baf7418969a7e99ee2c30f80488