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 EASTERN PHILIPPINES Award a ₱1.8M contract to MARCARP ENGINEERING DEVELOPERS AND SUPPLIESNational agencies
Transaction hash:
8db7fdf89596db9b79d41b314f8f14e7ca0c1d4112df3907bb4b8193138489e3
Status:
Included and unchanged
Block:
#4,846 1,167 blocks after it
Position in block:
Transaction 94 of 193
Award day:
Jul 4, 2022 (4 yrs 4 mo ago)
Value:
₱1,805,963.37
Project:
Construction Project
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 #4,846 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 EASTERN PHILIPPINES awarded it to MARCARP ENGINEERING DEVELOPERS AND SUPPLIES on 2022-07-04.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 8db7fdf895…8489e3now …
- 2. Block Merkle root changedstored 5353190df7…216d97now …
- 3. Block #4846 hash changedstored 0f62d324b4…0d7e44now …
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 192 records. Each step hashes the current value together with the sibling shown.
- leaf 8db7fdf89596db9b79d41b314f8f14e7ca0c1d4112df3907bb4b8193138489e3
- 01 R 8de708af551a76e6e9b4e496ac9fc0d41e59ed54112126921944a676be8e0cfd
- 02 L 3225f20ccd69eb1bc8f46df24862310c74d637e11aad6462884b308d7f5d5f89
- 03 L a360bc8a88bfb622274b08fc8fe9f68cd8ba6edfa2536e622d59a9f7aae2e787
- 04 L 8d62078fb99862c1b409c0a611adcda9e3c6e8e2cf364e6bb4feb2a8da3831c4
- 05 L 6c68615cd904ffbf3b597a23d1b7a12bcaf6b2e0ae268f80c42932b6c38bb3a6
- 06 R f1597bc7659f3ae0ea9111da2d28b48f5c7162cd9a0a8526ab996b12bc393e1e
- 07 L 11d554c62b2522317eb4b315d022fbfef77a24af7fdc5d1f8f2da1283661dd27
- 08 R 137383b28cb9a03a455fc7e09a0fd15592cb1cd6d3422d0e8a8957b747b5274f
- root 5353190df71741c6518d7a938cd5a3e53c1b5a67cbe66e01b20acb160b216d97