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 - CARAGA Award a ₱100.6M contract to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATIONNational agencies
Transaction hash:
907cd6d9d2b2ce1fd40e45de47fe827953b25f50cdb2cdf3e1e5373182a9b887
Status:
Included and unchanged
Block:
#2,643 3,370 blocks after it
Position in block:
Transaction 247 of 456
Award day:
Jan 21, 2016 (10 yrs 9 mo ago)
Value:
₱100,553,002.90
Project:
15N00063
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 #2,643 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 2016 MFO-1", i.e. the FY2016 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 - CARAGA awarded it to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATION on 2016-01-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15N00063: 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 2016-09-30). 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 907cd6d9d2…a9b887now …
- 2. Block Merkle root changedstored ec3da843db…a01ea9now …
- 3. Block #2643 hash changedstored 94e2e45fd4…18052cnow …
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 455 records. Each step hashes the current value together with the sibling shown.
- leaf 907cd6d9d2b2ce1fd40e45de47fe827953b25f50cdb2cdf3e1e5373182a9b887
- 01 L 904546e0c37256c695fc99c4b7c0531fd25cbf56fc11212e4da1644fdb83a094
- 02 L 80678c7ec92c39c4aaca8e5690a9e9083c293b182cfd9cfe24dab4abde0c69e1
- 03 L 36af1e657cba5bc045b476fcc352ac8f2fb238be2117b5035a47d21cfc2fdc11
- 04 R 28761b8e3a3dc5ac65f1de473812c76971988cf091afabf6b6a8899379f43cda
- 05 L 58dc2f1d103f85ad4ff8e30a2a1eb2a65baf11c076ecfd0ceb63843d71484b25
- 06 L 16194851ca7b9e057c9c1fe5ad8cb2fca6fdd2bca8311d7efa9254c2f91e1910
- 07 L 8b2c84aab56df42607e947a7ddb8979279678acced9cbad614e58db43976338b
- 08 L 2765adf864876fccba60e473a11356d372c1fdd1183b74d6b92dc68689342fff
- 09 R eff35ef47c35eb4bc3d4429c4a44d454a199275d94495390e8c74511bae9e991
- root ec3da843dbb749ae7e48fe304b52561a80fa847ec7a39dc2afb2c50a77a01ea9