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 - SOUTH METRO MANILA Award a ₱7.7M contract to 5 JEWEL'S CONSTRUCTION AND SUPPLY CORP.National agencies
Transaction hash:
d64a3bf31c0f8a2cd550df458a7daea42a2392d6ee21afb8061e4a474c9a0466
Status:
Included and unchanged
Block:
#4,611 1,402 blocks after it
Position in block:
Transaction 396 of 475
Award day:
Oct 27, 2021 (5 yrs ago)
Value:
₱7,721,789.03
Project:
21OH0116
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 #4,611 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 2021 LP", 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 - SOUTH METRO MANILA awarded it to 5 JEWEL'S CONSTRUCTION AND SUPPLY CORP. on 2021-10-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21OH0116: 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 2022-06-12). 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 d64a3bf31c…9a0466now …
- 2. Block Merkle root changedstored 8bdfc8fae8…48b275now …
- 3. Block #4611 hash changedstored 314b9ebd15…8f1203now …
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 474 records. Each step hashes the current value together with the sibling shown.
- leaf d64a3bf31c0f8a2cd550df458a7daea42a2392d6ee21afb8061e4a474c9a0466
- 01 R d699b4023eec96846c7e86f442ee7c2ce09bd20afbcf428b7d3b052aa902517b
- 02 R 10a08840aa9d067d83cf11fd358dbb63a9b77c9794ee7f42e2b277acc37a6b3f
- 03 L 233b86f7fab65318897967e1ce0525db1d740759d3684dfc3b73bc0a12c02b5c
- 04 L 36b5c1a93a26534b7c6a1638a21d25acb95cff1dfd2206c7eac29d53f6155ebf
- 05 R f437ef745c459562578aaf06aa844644c581255d558026b4abe7d817fd754c6e
- 06 R 6b00dab558303b511e340236f604dc4f31e2119998a132fdcb3035e698e823a6
- 07 R 0b683665b30a3ac5a6c4ed4ba34c186e2345f6dd47b1fbf351b690ad294d190f
- 08 L b94f230b2f671435934c852e429603c2b6c2548538f966d67da58d4156d813f4
- 09 L 818f346d52c7907f82b0bc2bef454d10b770b6ef4415cf9dc7ac2dd427639e09
- root 8bdfc8fae830a3827356c9dcf45c6a45478a6d829ff8d6fffeea5a183348b275