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 - BOHOL 3RD DEO Award a ₱9.7M contract to HUSAIN CONSTRUCTION AND SUPPLY CO.National agencies
Transaction hash:
fd1a57efb9d9a4b3dbabfad49f0742679454d77183d6cd5f363efbfa36e72d78
Status:
Included and unchanged
Block:
#5,849 164 blocks after it
Position in block:
Transaction 2,220 of 2,247
Award day:
May 13, 2025 (1 yr 6 mo ago)
Value:
₱9,687,489.10
Project:
25HB0103
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 #5,849 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 - BOHOL 3RD DEO awarded it to HUSAIN CONSTRUCTION AND SUPPLY CO. on 2025-05-13.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 fd1a57efb9…e72d78now …
- 2. Block Merkle root changedstored 58b95a1e2b…be60c7now …
- 3. Block #5849 hash changedstored f594188ad5…82d8d8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,246 records. Each step hashes the current value together with the sibling shown.
- leaf fd1a57efb9d9a4b3dbabfad49f0742679454d77183d6cd5f363efbfa36e72d78
- 01 R fd1f187b4ab57f88e098c616a3824ea4b0d2856fba3c8001a77aca8c6114adfd
- 02 R e6d02e1140a5ec146abe85bbbdbc8e514d09dd6dce361d642f2f64741a333659
- 03 L 3f84b03f91ad9327a94f7c2f7566c7f2c426e5801974ca7f0e80d51688b55591
- 04 L 88c91777dee4192e3e1554f51b547037229c51ae2f54e35f1a0edf8390a66b88
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- 06 L 41a394c672248bb77f0da9ec74dfb600244a509d642ba1a47a0f66ab1e176aa0
- 07 R c64100f1ca1a46bc272221e8312d92164375d12ab09c4c27ae9e8fc39f64c1dd
- 08 L d7b518ccbef3a08e71a1c0136725f702ef55cccea8575a02250e02e05d9fd9a6
- 09 R 7e551bafe29fc25de09d621b99f8cce3eac53c0a9a9eff0ebfdf80b2e7708da0
- 10 R aa09fdacd87f1c7e407318d22b63e03503309c3738af2f45bdcdb1f3f0ade9b3
- 11 R 25166013a76387dcd2dd7f0156b57224d9b5cb1982077555e6e80af2e3953d82
- 12 L c81e55d7fa26cbd99e6436210e87c3b869502b0b6d9b9b66b73e6cbcc83830ab
- root 58b95a1e2bc6c28d4fcaa9d4af1b965925181ce379d567b394b87a4a4fbe60c7