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 - ABRA ED Award a ₱91.7M contract to MG SAMIDAN CONSTRUCTIONNational agencies
Transaction hash:
efdda8c8d7d4defb47df7def771b28f8ac2af75292dc4f900e33edbf8f0b1e77
Status:
Included and unchanged
Block:
#5,325 688 blocks after it
Position in block:
Transaction 254 of 271
Award day:
Nov 9, 2023 (3 yrs ago)
Value:
₱91,728,356.45
Project:
23PA0256
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 #5,325 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 2023 OO-2", i.e. the FY2023 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 - ABRA ED awarded it to MG SAMIDAN CONSTRUCTION on 2023-11-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23PA0256: 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 2024-08-16). 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 efdda8c8d7…0b1e77now …
- 2. Block Merkle root changedstored f730ff0851…1138canow …
- 3. Block #5325 hash changedstored 8f3c41b456…036424now …
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 270 records. Each step hashes the current value together with the sibling shown.
- leaf efdda8c8d7d4defb47df7def771b28f8ac2af75292dc4f900e33edbf8f0b1e77
- 01 R f0a4956731a98de7e4fdbe7d00e07f73eb246de96fcb107317b2c91865242a83
- 02 L d55ab3e8cd5d8e55c408dff3e7a5ebc3652482bec42e69fdf60fef7f53afee99
- 03 L 89c39ac5388aec60384932dc4ca5738b0e9e4e21e97870228f047179d947a22e
- 04 L 1cb4cd0bba5383ececc6f8155f6d83bed3d7d77feb5a8058e3963fc1ceea22f1
- 05 L fa51a5bc06aaa4252834a40f8e0379b999a06d45684bdfc23fb4186c6d76e7a1
- 06 L 44b37b77016db477c9d01b4ade16fd2bcc12d0acbd1b36b5d21fc50c3b9dbff9
- 07 L ce8146bdba582af09edda0d6427188e86dddfe78cbea881e514fcb01bf524b2c
- 08 L 2901b6e06dedf0f1571b4481209f04aab1ec14e05e229ec92371384247bfc088
- 09 R c22bfd285283efb2c6855e63568b59826cf57b2ba6788666e2017ebdbc764c72
- root f730ff08517c219cf4ee0072bbf405b4d988b6451d35082a16a6fdb42f1138ca