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 EDUCATION - DIVISION OF ILOCOS SUR Award a ₱1.3M contract to LAV CONSTRUCTIONNational agencies
Transaction hash:
d44c3553bbb76fa1ec10bcc185c86c542e56cb5b514ed2e524125a6dd3206246
Status:
Included and unchanged
Block:
#3,383 2,630 blocks after it
Position in block:
Transaction 338 of 403
Award day:
Apr 6, 2018 (8 yrs 7 mo ago)
Value:
₱1,262,546.59
Project:
Repair of Classrooms
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 #3,383 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 EDUCATION - DIVISION OF ILOCOS SUR awarded it to LAV CONSTRUCTION on 2018-04-06.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 d44c3553bb…206246now …
- 2. Block Merkle root changedstored b87bc4db04…8d89a1now …
- 3. Block #3383 hash changedstored 43db39d6a4…9a0dc0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 402 records. Each step hashes the current value together with the sibling shown.
- leaf d44c3553bbb76fa1ec10bcc185c86c542e56cb5b514ed2e524125a6dd3206246
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- 02 L 53fb0e5467d1a94b5515b2e404af9e22823a13a64aee665eee7b21fe2927169d
- 03 R 408aacd73d858294ebce7e7f0bdb84a5c8d1291ddfee5c05d5486505dab7a1ae
- 04 R 626aab39d20370e9475906e7ab6406823bf936a578535b38f49e04f04647e3b4
- 05 L 9367f23817607b550cea364bdf07a31b559754bb91a4e3be7e91cd58e435272c
- 06 R d45ed5330b67a184948f793cf82509ba453eb353e65dc72714f43d76ce87452f
- 07 L 00c513fd9575005d916edb30ee6483a3346674c525e5b89fb983388e30e5c9e6
- 08 R 0864c295ed1ea7166d1957a383e5c4c3a841bc3b26ed580f7595c663174ccad6
- 09 L ad4f6598bd21c18100bfd6b9137ffe0dd0eef662f0e43e32f64edc1ec92db0eb
- root b87bc4db041e4d7e7ffb06a9fc0df95b618c1605e1e741d4fcde0c590c8d89a1