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 LA UNION Award a ₱2.0M contract to E. E. MADAYAG CONSTRUCTIONNational agencies
Transaction hash:
b71ccfa4d3f7ffb4b3b8d2cdfe00c5d5444b84b91d017e674452024f91e4bd64
Status:
Included and unchanged
Block:
#3,288 2,725 blocks after it
Position in block:
Transaction 983 of 1,412
Award day:
Dec 28, 2017 (8 yrs 10 mo ago)
Value:
₱2,001,940.06
Project:
QRF - Lot 1
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 #3,288 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 LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2017-12-28.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 b71ccfa4d3…e4bd64now …
- 2. Block Merkle root changedstored 64613355b9…bb9921now …
- 3. Block #3288 hash changedstored 3cb6d0a1d5…43ac58now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,411 records. Each step hashes the current value together with the sibling shown.
- leaf b71ccfa4d3f7ffb4b3b8d2cdfe00c5d5444b84b91d017e674452024f91e4bd64
- 01 L b7015111432f29ad4488da77ce72e6907039430600f8afd1e7dc193e9778e7fd
- 02 L 3ca2f1340813f2f03326fe89aa87316d0dfd4172b080b955a014bf2fefc89f31
- 03 L a197f0f0ab8870c5a081cccda3f25dcc31dc983996ddac7c27820a2630ae54e2
- 04 R f0031e3f522250019f8976bac8e8e1fc444294e19043c0d21b9144304e13235f
- 05 L c8ed75024f9aecf6d71493b46c4f65255f513f68a5ecb390a414ab627d90d1fe
- 06 R 717100cc58f5430792c9055460c378c57737682e71966a813d94d13a5e618920
- 07 L d8465b5422f10837bddbc29fe7d5267eb4ec9e6e7340790db9a8f223502c4701
- 08 L 363d6d23c89add31d1d7c4d83462b992f508f0ba2d3c86c9b1e64b2a77754e8c
- 09 L 834ab80ee211059a6141784960952af89547c171341542de598873b6405c3532
- 10 L 1ff87f7a682fea3531d70648560d787120ad8368a2c3ecb3bbb14752270f7211
- 11 R 2ef4508f70651af07ad638e450db23cc4fbf801a34a6d7c08089ba1d7e004443
- root 64613355b977568d1084de9163c534dedc8c83edeb4ca2352846127023bb9921