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
UNIVERSITY OF THE PHILIPPINES - MANILA Award a ₱856.0K contract to FORMAN CONSTRUCTION SERVICESNational agencies
Transaction hash:
de720ded4f934b9b09792fa53669fc63a1105fb93cde9555f211cb6bdd64b7d9
Status:
Included and unchanged
Block:
#2,321 3,692 blocks after it
Position in block:
Transaction 172 of 209
Award day:
Feb 10, 2015 (11 yrs 9 mo ago)
Value:
₱855,986.57
Project:
Various Renovation Works
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 #2,321 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)The award does not say which budget line pays for it.Not published
- 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)UNIVERSITY OF THE PHILIPPINES - MANILA awarded it to FORMAN CONSTRUCTION SERVICES on 2015-02-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 de720ded4f…64b7d9now …
- 2. Block Merkle root changedstored 4db4e79799…60b377now …
- 3. Block #2321 hash changedstored bee5e9f5db…b4a69cnow …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf de720ded4f934b9b09792fa53669fc63a1105fb93cde9555f211cb6bdd64b7d9
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- 02 R c639ffc734c1c1f2a0b88416c602a67c147ea5421e3f8f92b16870d51b8677a4
- 03 L cde58c6442a5a426174aeb176398042b19c64c40918598102094f773bd202b1c
- 04 L 2c7e46201a35c1747c0cb41793c8c31cd3816d3363e78df81a34c15a0397b40b
- 05 R 5f07e99f3917da6f09e1c6d36141952e1b988392cb1576535d9130a8a8830890
- 06 L ae3b315b637ffba50f2a93e24c9fb5ed48e6d0729321d19b9075052f7ed1b5ca
- 07 R 0f65f28aefca2e37722fc58cca2ead0141fbb4c4733805b93de10980529cdfc3
- 08 L 2b3b3e5b095ce159fd642edf8609e66c7ddacdc375549855ad8c262cb3b2f3dc
- root 4db4e797995c31aa6ae1e31c96b762ae35bb40e39f2ee20c6a62db545860b377