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
CITY OF CALBAYOG, SAMAR Award a ₱2.5M contract to CDU CONSTRUCTIONCities
Transaction hash:
ea0ba02857eb166619d1c421058f00f7d91fa36d2be478aae4991502129a3ad4
Status:
Included and unchanged
Block:
#5,427 586 blocks after it
Position in block:
Transaction 502 of 543
Award day:
Feb 26, 2024 (2 yrs 8 mo ago)
Value:
₱2,495,785.58
Project:
CONSTRUCTION OF EVACUATION CENTER (PHASE II)
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 #5,427 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)CITY OF CALBAYOG, SAMAR awarded it to CDU CONSTRUCTION on 2024-02-26.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)COA's CY2024 audit of City of Calbayog gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ea0ba02857…9a3ad4now …
- 2. Block Merkle root changedstored cddf7b728a…0876eenow …
- 3. Block #5427 hash changedstored ef0ea9969f…2809e1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 542 records. Each step hashes the current value together with the sibling shown.
- leaf ea0ba02857eb166619d1c421058f00f7d91fa36d2be478aae4991502129a3ad4
- 01 R ea247aed8cac1122441b5e5d37ba38f29f765b3f08d44b50c1da46d31ac9adac
- 02 L 853b947aa849968b5eebb5d14c4460094b35818b8e0ce67ac481ad778c61e93a
- 03 L d6d05e091068e3980dcc8e282b45348f4a2a7f7be40347654f989408ad44ab6c
- 04 R b4e318ac307d42df4f0f31d382fbeefb712841fc85bbdaabc9da8bdeeb4c349d
- 05 L 3ec9469f982f7243dcde416caf393819f994d3cda77d958eb69e252a4d090034
- 06 L 77ae7b7a94c49b3df923ba233834dcfced93595e01dbc4dfe73acc3225dcc5d6
- 07 L 45b3f42cfe99e873394a18449f9207496a53b1703ae639b1b19e5d8296cdb2e1
- 08 L 952567d5c069666b70528292040e2670aea85ad04bf1f58de177c76f1d671bed
- 09 L 8687093ecad1836702648bae5638a4f2b94ebfb7b96c9d1ff0d71c79301fb1f3
- 10 R e089e70ecd31b68b7b51c05b44deb03de7d4962e37289c9e08d1b86f16caa47f
- root cddf7b728a491a706c98b11e082c9d8f0d30dcaaabb920777ddceb123d0876ee