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 - CAGAYAN 1ST DEO Award a ₱319.0K contract to FOUR M BUILDERSNational agencies
Transaction hash:
e9a4e2967c4820914ebaf28c29737c2ea66c06a2a14aca525dcb8189ea30a0e7
Status:
Included and unchanged
Block:
#4,660 1,353 blocks after it
Position in block:
Transaction 214 of 237
Award day:
Dec 15, 2021 (4 yrs 11 mo ago)
Value:
₱319,010.48
Project:
21BB0187 - Construction of School Buildings – Cons
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 #4,660 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)DPWH lists the funding source as "Outside Infra - GAA 2021 DepEd BEFF", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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 - CAGAYAN 1ST DEO awarded it to FOUR M BUILDERS on 2021-12-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BB0187: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-03-14). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 e9a4e2967c…30a0e7now …
- 2. Block Merkle root changedstored 2d9b908c03…7b879enow …
- 3. Block #4660 hash changedstored 13304d04ab…d9078dnow …
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 236 records. Each step hashes the current value together with the sibling shown.
- leaf e9a4e2967c4820914ebaf28c29737c2ea66c06a2a14aca525dcb8189ea30a0e7
- 01 R eb87f925be51b5b5feea2bc6bc248ad3c3760b97b9c2d48dfd46b40d38c5d38c
- 02 L 7ccd1f3538ec1cd06b77b48977a1c809401c251014d722c8cb49b514d24da01e
- 03 L 76e9293370412ded98c68ca808d1c5bc0d16da7a78acda456678edc83f912768
- 04 R 82103a07f280c9a7d9e5e69280141b4f54db8fdd4e8b6a19bbf33f341f6c22dd
- 05 L 4899764a46b49240839b8ee5b229c9e34a57c5a1c4c874b46398912b32819942
- 06 R 0b367a60f03a2fde604ff528d6fd7f783307bf9cc753c00c0fc00f4a92c2f1e7
- 07 L b729e9af4d48267ce7d539ef5cdb7438c5c46cd3f16444a93a0798defb957b6b
- 08 L 0f975eeb096f48b72eb7611b2ae443d9a4bfa3eec31049ed3e9b6f5319d4db04
- root 2d9b908c03aae0faef1f1d296b6a2f8f0a80d44aa131065f1613cd05e17b879e