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
DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱15.6M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
46bed2fe8a75841b2c30ddcd1dc6da6b3bff91c0dd71bb79f5fde1f7064779c5
Status:
Included and unchanged
Block:
#4,700 1,313 blocks after it
Position in block:
Transaction 181 of 663
Award day:
Jan 25, 2022 (4 yrs 9 mo ago)
Value:
₱15,600,000.00
Project:
22GB0001 - Iloilo-Antique Rd (S00338PN)
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 #4,700 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 "Regular Infra - GAA 2022 OO-1", i.e. the FY2022 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)DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2022-01-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22GB0001: 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 2022-10-08). 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 46bed2fe8a…4779c5now …
- 2. Block Merkle root changedstored 4e4fd12e45…b5cfd0now …
- 3. Block #4700 hash changedstored 3a4463127e…9c7f35now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 662 records. Each step hashes the current value together with the sibling shown.
- leaf 46bed2fe8a75841b2c30ddcd1dc6da6b3bff91c0dd71bb79f5fde1f7064779c5
- 01 L 46316de5b1f059491efaa0ffd50175f67a134b4cef548748215a41742cc7c9f1
- 02 R 0d4c255813d291318f6fed4499858863c7420fb6e767c7a94abddee0961b8bdc
- 03 L 021a03aab66f913f4b4abb037baa345df474ceb2f7fbd010873bc302b119d97c
- 04 R 7530e30c08227bcd099ae5baaa754fb0bd123efebe0b3f4762fc36bf957a795c
- 05 L a676b055a9ebdc930290b68e350708841faa3cf8a39e69b20e6a13abcaca8d60
- 06 L 2e7e9ee6e6f26cb5b4309cfb8b0cd609a3286eb7bda98911070091eebed0d638
- 07 R 91bac6c51c5e4fe4c365544fa4fd8f5689d443b6837397509221813fd82c8107
- 08 L e56df473f2ca2e801c9f8fe86519ce09349a2ce84f04ecddb8f017161039665a
- 09 R 6448e8b428583e0c997f61e1df2aee42123eb3df229ff31575bc52e9edddeb54
- 10 R 0b01c561a08dfb8a178e37b33709800c02bda44af0928ba4f2779188b1534142
- root 4e4fd12e45dcbd0f6d2228e9d88b4faac0cb820291bddf09d483c5cb33b5cfd0