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
MUNICIPALITY OF AYUNGON, NEGROS ORIENTAL Award a ₱5.5M contract to V.O. CHUPUICO CONSTRUCTIONMunicipalities
Transaction hash:
db9be8ff169074c502cf2c22c46a4a3bdaf5babaf24877ff1c9b9f3fd8993cbc
Status:
Included and unchanged
Block:
#4,040 1,973 blocks after it
Position in block:
Transaction 226 of 260
Award day:
Mar 2, 2020 (6 yrs 8 mo ago)
Value:
₱5,499,371.34
Project:
Supply and Delivery
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 #4,040 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)MUNICIPALITY OF AYUNGON, NEGROS ORIENTAL awarded it to V.O. CHUPUICO CONSTRUCTION on 2020-03-02.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)COA's CY2024 audit of Ayungon gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 db9be8ff16…993cbcnow …
- 2. Block Merkle root changedstored fadd0b6ade…1b9855now …
- 3. Block #4040 hash changedstored 24a282d8f2…fe4ea3now …
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 259 records. Each step hashes the current value together with the sibling shown.
- leaf db9be8ff169074c502cf2c22c46a4a3bdaf5babaf24877ff1c9b9f3fd8993cbc
- 01 R dc4c6a3fe726935b12b169b598f0da3ce0385cf93724783b0828cb4a4839696e
- 02 L c5e37cf625985dff70e99bc77e6c027f22bccf3e2e1979916296faa0d35a28b8
- 03 R e8f0b1d1ef809961e5610b844855adf6584de70019ee2cd92d87f5fffff46f86
- 04 R 4cd340ee4a0619f443c27398e4feb4b98a98d10ad36b6cba05aaf5ee40639d70
- 05 R a243a62d9607681bdee20bb21bc6b27197f37331b32288d5f8cbebf3c9223813
- 06 L b8bef0f0b4c979c1ea080d0a5e7d5779c0871083bcf080c3887f7b3329e5f56d
- 07 L c5dd1344f47b9a70f9af705cc3cd424bb4f7aa9236a8dd9f00db3250cb434a1e
- 08 L 68c686812c8b96d5cb09d2af232c8fdfc25ba4c37315f56dfb0731e359273e6b
- 09 R 0a3755bf0547986fd3664cba062b6696dfc5dcb5b8cfcd10aea0f236dfdd29d8
- root fadd0b6ade37af45aad2398a6bd24b16904dbe1ed6e5a2c0e53bc9d1531b9855