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 GUBAT, SORSOGON Award a ₱1.5M contract to YENZ CONSTRUCTIONMunicipalities
Transaction hash:
a0fbd0f4727c8f3d1bbd00ac1f13f48f42c3470e4bdd2f2fd0cdbdf49f6e84d8
Status:
Included and unchanged
Block:
#5,349 664 blocks after it
Position in block:
Transaction 146 of 230
Award day:
Dec 5, 2023 (2 yrs 11 mo ago)
Value:
₱1,496,703.60
Project:
Construction Project
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 #5,349 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 GUBAT, SORSOGON awarded it to YENZ CONSTRUCTION on 2023-12-05.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 Gubat 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 a0fbd0f472…6e84d8now …
- 2. Block Merkle root changedstored b7b3ca1b4f…2b94adnow …
- 3. Block #5349 hash changedstored 4e0a65be3d…bcc61anow …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf a0fbd0f4727c8f3d1bbd00ac1f13f48f42c3470e4bdd2f2fd0cdbdf49f6e84d8
- 01 R a20f9c014a1f1f6c3f5c5e34074214d490a4d56bdb09f66384848a0eb4dd5dd1
- 02 L 987c0a1ea59183856287315f646c37d5d288997072ac8406dd125ab2fd1e527c
- 03 R 641ee488f29db1ad1d6dd68ab040fea05adbc42c526d64c8bf6efe44139ae653
- 04 R aa5a7880cb999cc1080ca7f980dd4be7c526830ca37198890bccbe117f599f08
- 05 L 2290522599922e111ddb8d34c46a9d7d4d08e0283d83bec60ea54ebe485d0b33
- 06 R 29cf420cc2d05753feb8c3ba3b1d446c2d430b8c90af75e78317cbf729b4ec7a
- 07 R 56702e6ee1d63d2366e60d9b6b666c9950742bc4c9aae4104b0e8c4c6a6c3716
- 08 L d77697c9038fe667ce4c7aa0fb459cbb2bc64de24066042a65a670a89ec2b92d
- root b7b3ca1b4fbfa640b9b2638aa38e5f0cfb218e94b804eb3853c9c7ce372b94ad