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 PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D Award a ₱4.8M contract to MARAPAO EVANGELISTA ARCHITECTS ENGINEERS BUILDERSNational agencies
Transaction hash:
ab8bfe4ff4c1de3eaa76b51c78b9af0fb88b58b4b99b148f532b5b06ce8010df
Status:
Included and unchanged
Block:
#5,797 216 blocks after it
Position in block:
Transaction 203 of 303
Award day:
Mar 11, 2025 (1 yr 8 mo ago)
Value:
₱4,774,008.16
Project:
25AA0422
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 #5,797 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 PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D awarded it to MARAPAO EVANGELISTA ARCHITECTS ENGINEERS BUILDERS on 2025-03-11.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 ab8bfe4ff4…8010dfnow …
- 2. Block Merkle root changedstored 48109bed5c…04f04enow …
- 3. Block #5797 hash changedstored 8301a918ab…9a5fdcnow …
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 302 records. Each step hashes the current value together with the sibling shown.
- leaf ab8bfe4ff4c1de3eaa76b51c78b9af0fb88b58b4b99b148f532b5b06ce8010df
- 01 L ab53438b9d7db49fdb68a35fae76617452b53edbf0eeca8baadb6af66617661e
- 02 L 48db69977bf3cdb4dbb18e19e13b53e013ba635b4c5573f6f489ce140209bb55
- 03 R 98461ba3154bc0992dcef4196190e340ab330284808fccf503bab9fa566e36d2
- 04 L c4c7460369d62e817609a279a56a112ae5deac098b2f75c14f4a25787f9111f0
- 05 R 7e7c2cf459bfe4eb37d36486750cd2b451a91d31feb450dcda384786dd49e0f8
- 06 R 52979355fa4165af29181de74cb654f901381850e940b383beb8ab0b462678c5
- 07 L b2fa61c7dd682015a00fdaaa37d1906eeeb132f6c26f3c5e45a0a0139196236a
- 08 L 1d5d6b8272f42f43d0552bae5794774b6728b8799f28546d38116b97f8d63233
- 09 R ae546e1f9c360d205718f823bf91a050a061646c1683aae9f59a4d2b9262e0ff
- root 48109bed5c0ec1d7caf8cee9c4af4f450e4e9ff21cb28a426f64a8e3ab04f04e