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
PHILIPPINE NORMAL UNIVERSITY Award a ₱28.7M contract to GUILLAND CONSTRUCTION & TRADINGNational agencies
Transaction hash:
bceb1e3355d7533cdab41f66ce7ceb626760685d530c9ba3194ed57acf0e8952
Status:
Included and unchanged
Block:
#5,906 107 blocks after it
Position in block:
Transaction 205 of 274
Award day:
Jul 14, 2025 (1 yr 4 mo ago)
Value:
₱28,652,971.41
Project:
Rep. and Improv. of the Roofing of Pecson Hall
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 #5,906 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)PHILIPPINE NORMAL UNIVERSITY awarded it to GUILLAND CONSTRUCTION & TRADING on 2025-07-14.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 bceb1e3355…0e8952now …
- 2. Block Merkle root changedstored a4cf0f9a2d…bbbbbdnow …
- 3. Block #5906 hash changedstored 66e6cd313a…b7f9a1now …
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 273 records. Each step hashes the current value together with the sibling shown.
- leaf bceb1e3355d7533cdab41f66ce7ceb626760685d530c9ba3194ed57acf0e8952
- 01 L bca9c4620e3578b7bd0ccce6cefb245af0e5f37609027c348c3c362c9fa8969f
- 02 R b38d42db1dcc0046856df520a6bc6d4481858eaed27c7c7007ec3d65d9bf629b
- 03 L 625cf8023b86bd23a1f6e3297576d70c90bb53b94ee1e0a21eb486cd1d28d5a7
- 04 L 2a0353ef86afc5d06c20f0eae461d0019706af499466361d2bf6a2f62227d79c
- 05 R e2aab8466987e04e00c7da1f3150954417955b728770b5c9d1c1891b4c7a3757
- 06 R 0741293b4eabb28b920dfa1aaa3fa68a6f792c777f0f2df393cefa672d6560e5
- 07 L 7fc3251398e8b20610ecce8427967986218cc1500e137a7eeac5f7fe2d930a39
- 08 L 3441ccfc3faf586ace12415e636b5ccf6e693823e53d98ab31d5706e6b2f74cc
- 09 R 3e5da7d5720df24ceb7aabcf07224e20af6a9a79c1612501d51b1e7b6b66854f
- root a4cf0f9a2d09930b049c3a7a5cad738ffa25563941c4a353277fda7c9abbbbbd