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
BARANGAY LUMIL, SAN JOSE, BATANGAS Award a ₱862.4K contract to DC AMBAL CONSTRUCTION AND SUPPLYBarangays
Transaction hash:
4a39629e32d8e75bbb87ea399f75c24eed42e05e7ccbea3c5c09f0dd4dbe9ab0
Status:
Included and unchanged
Block:
#5,226 787 blocks after it
Position in block:
Transaction 93 of 305
Award day:
Jul 28, 2023 (3 yrs 3 mo ago)
Value:
₱862,417.50
Project:
Construction Projects
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 #5,226 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)BARANGAY LUMIL, SAN JOSE, BATANGAS awarded it to DC AMBAL CONSTRUCTION AND SUPPLY on 2023-07-28.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 4a39629e32…be9ab0now …
- 2. Block Merkle root changedstored 8339e025b5…f85e8enow …
- 3. Block #5226 hash changedstored 64348f42ae…9e3a3dnow …
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 304 records. Each step hashes the current value together with the sibling shown.
- leaf 4a39629e32d8e75bbb87ea399f75c24eed42e05e7ccbea3c5c09f0dd4dbe9ab0
- 01 L 498ee7c29275a48669eb6fbfbb51c12aeded7631a39e24a8b0ed76053be0970b
- 02 R 34e4913e6c65a1b3abedf14021d26c8e2621c62213b828a51c8a8520e358c8e3
- 03 L 26201aafd60be522b39b397cbd15f187da920c681ee5005f7aa08ba3579b89b0
- 04 L 546432388b99e494e2f524f683c8dcf33ad3a78f6785a9fedf70b4860d0917ad
- 05 L fdec71f61daff5252f5991fcdfb947c95f6da070ff9d92aa614e1e8646522f9e
- 06 R 59544fa969b704c0189ff34f99734f4a481546bd56dcb0c49b89e3f267da2273
- 07 L 91bf67c82225bb01e536e4f490bb2bad04e2cfc2fa944521237f9882e9b478b8
- 08 R fe67af8537be8eafcf697f18a614fba81775641e8c1d5b315abfeeb5c82bae82
- 09 R 3e5961248b97f898103286e2c4092eba9c98bbc058f5dfac2c8b2f2000c13d1c
- root 8339e025b58a6ce09ce296b30993d98da452fd30e69172a57ff9ac524ef85e8e