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 ENVIRONMENT AND NATURAL RESOURCES - REGION III Award a ₱1.5M contract to P.V.B. CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
7acdca861eb5d3124b63fbc9480e6edf9ec49a27c29a5a9bff59acc15402a14b
Status:
Included and unchanged
Block:
#1,258 4,755 blocks after it
Position in block:
Transaction 29 of 67
Award day:
Oct 3, 2011 (15 yrs 1 mo ago)
Value:
₱1,523,026.21
Project:
Construction of Clonal Nursery
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 #1,258 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 ENVIRONMENT AND NATURAL RESOURCES - REGION III awarded it to P.V.B. CONSTRUCTION AND TRADING on 2011-10-03.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 7acdca861e…02a14bnow …
- 2. Block Merkle root changedstored e25fc5a831…4b104fnow …
- 3. Block #1258 hash changedstored 4bce14faaf…ad51a8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 66 records. Each step hashes the current value together with the sibling shown.
- leaf 7acdca861eb5d3124b63fbc9480e6edf9ec49a27c29a5a9bff59acc15402a14b
- 01 L 703cf0bd073e82e8e9712349e907a7c384193a0aef819ce550b6f238a2eb90a7
- 02 R 603559769f8850725188b853a10a22b73fef3f032b4720cbe81a14bf234e487f
- 03 L 959413a4cf7b8afe10a25a5c99057873bc29580fac52a75a92d91b53524b3a70
- 04 L b3ed9a592f0dfc3a22b0cdc4834eba37d2f9d7b33a4592235246531139322549
- 05 L d25fc7ae195e5c823b5fac7626730a3a639489f921e998fbcafb6bcdc3190dc0
- 06 R 67becca562d4bdc54ee6fbe409b3063783d483e4038285cf78982a14d9f7c888
- 07 R b1e3555d2283154a2c457c970919f339bec09e272226be8f1f67d9316ed97cbc
- root e25fc5a831fef0afc0a6745de2d6245c0a197fb996a592c4d25b996e1d4b104f