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 GUMACA, QUEZON Award a ₱146.2K contract to YOLOBUILDERS CO.Municipalities
Transaction hash:
b27e2f9d33dc08f7d7acc7fe496bf5eace73be5ddd01eec714c03e76898286b4
Status:
Included and unchanged
Block:
#3,150 2,863 blocks after it
Position in block:
Transaction 116 of 167
Award day:
Aug 1, 2017 (9 yrs 3 mo ago)
Value:
₱146,219.50
Project:
Barangay Road Brgy. Villa Nava,Gumaca,Quezon
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 #3,150 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 GUMACA, QUEZON awarded it to YOLOBUILDERS CO. on 2017-08-01.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 Gumaca gave a "unmodified" 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 b27e2f9d33…8286b4now …
- 2. Block Merkle root changedstored 6c56a0ee8d…a407f8now …
- 3. Block #3150 hash changedstored a5b314c995…f3f8b5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 166 records. Each step hashes the current value together with the sibling shown.
- leaf b27e2f9d33dc08f7d7acc7fe496bf5eace73be5ddd01eec714c03e76898286b4
- 01 R b587b2f9bad533374d098c9cf58b5721f5b6deed00b227b976166fd0215ef0a3
- 02 R 3987d46d124f45ea38be9a913ca2cd07e8088502333c60ed5ac8cfcc2abdf133
- 03 L 6240775b70e638451be745e75b46a3ba9e565e427f20b7502132643e95295851
- 04 R 2676a19df037e2dcff281c122e350259c007597e183909cdd6073024d9ec4146
- 05 L 53aa6f06777685d8651b1c92a3a8616a985846b18c2512c3ae0cf4d1e5b199dc
- 06 L cb9b21ba82de1e0a1736eb4b27f875c2c2ab50990a93ea156a391de96106228a
- 07 L c2ae3ce5320824f8dbf3e20ad7ac27eba1c8a9c0b119d1bc3020b350327bef67
- 08 R 298be262f15f4b107819103fa693f7384a3deb24107b059829160f6568c6eedc
- root 6c56a0ee8de6cf9387c25f8834d02b09e39ab7552a36c17a4d1dd15119a407f8