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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

MUNICIPALITY OF CALAMANIUGAN, CAGAYAN Award a ₱8.3M contract to F.P. TABBADA CONSTRUCTIONMunicipalities

Transaction hash:
6ac30edc8084fa5edde5dbeb10a9a1b5e2a8e76db5e74ef6808eaa8c3cacf7e3
Status:
Included and unchanged
Block:
#4,291 1,722 blocks after it
Position in block:
Transaction 106 of 265
Award day:
Nov 26, 2020 (5 yrs 11 mo ago)
Value:
₱8,276,470.70
Project:
Construction Project

Accountability

Bill Sec. 3 and 19
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 #4,291 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    MUNICIPALITY OF CALAMANIUGAN, CAGAYAN awarded it to F.P. TABBADA CONSTRUCTION on 2020-11-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   6ac30edc80…acf7e3now      …
  2. 2. Block Merkle root changed
    stored   5ea83ba90d…7e957enow      …
  3. 3. Block #4291 hash changed
    stored   a4f923491c…ebd4c1now      …
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 264 records. Each step hashes the current value together with the sibling shown.

  1. leaf  6ac30edc8084fa5edde5dbeb10a9a1b5e2a8e76db5e74ef6808eaa8c3cacf7e3
  2. 01 R 6ac595cf3f4b2cc313c635f983768fb8ac49a3b03d4aef6ce3114582bc841100
  3. 02 L 383261743bc1ac769cdc075d2e6c4dd0f637b7d4fabbfe67df20d1b6a788d3f0
  4. 03 R 87886eb9f8c07bd3a5f287d7506632c7a31a74672d07524a259c699a0349c170
  5. 04 L 56bdc16687b4598a500ce367a06e496d740cd5970fd1296a0d7760f0fede181b
  6. 05 R 10b6a28fdc2fade83f5313b91ca9a207c88797870cdad398347b1a9d8f7ef524
  7. 06 L f49c0d2c1748ad9f2beb51e6134243967aac7957ecdd1f33998efbe64c667a3c
  8. 07 L 20c5a587d4a92db422ccf660987a4186536e5834391bba28927287e54e5fb14c
  9. 08 R ea3723d24e44ca4e4b30bd151c6df7d57bc0e99c8a8ab38e780194d6a8f519df
  10. 09 R b874997e5fea468d15c29bc9ffd35652006c0526812ea410b573fbec5e5b8a44
  11. root  5ea83ba90d794123568976076d6f006533ab101e79398cb7ee93a49bec7e957e